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mi asturnatura

Microclina

Polimorfos

Formación y ambiente

Granitic pegmatites, hydrothermal and metamorphic rocks.

Hydrothermal, metamorphic (thermal), pegmatitic (granite/nepheline-syenite/syenite), post magmatic

Propiedades fisicas

Hábito: Prismatic, massive, granular, crystalline - coarse or blocky

Lustre: Vítreo

Transparencia: Transparente, Translúcido

Color: Yellowish, greyish yellow, grey, green or bluish green

Color en sección fina: Incolora

Raya: Blanco

Dureza (Mohs): 6-6,5

Tenacidad: Frágil

Exfoliación::

  • Primera exfoliación: Perfecta en [001]
  • Segunda exfoliación: Perfecta en [010]
  • Tercera exfoliación: Perfecta

Fractura: Desigual

Densidad: 2,54-2,57 g/cm3 (medida) | 2,56 g/cm3 (calculada)

Cristalografía

Sistema cristalino:

Triclínico

Clase (H-M): 2m (1*) - Pinacoidal

Grupo espacial: C1*

Parámetros de la celda: a=8,577Å b=12,967Å c=7,223Å

Estructura del cristal: α=90,65º β=115,93º γ=87,78º

Volumen de unidad de celda: V 721,85Ã…

Z: 4

Macla: Manebach, Carlsbad and Albite Law lamellar twins

Difracción de Rayos X:
Difracción de Rayos X
D(hkl)Intensidad
3,292100
3,24196
4,22558

Propiedades ópticas

Tipo: Biaxial (-)

Valores RI: nα= 1,518; nβ= 1,522; nγ= 1,525

2V: medida: 83º

Máxima birrefringencia: δ = 0,007

Dispersión: Distinta, r>v

Pleocroismo: Pleiocroico
X: Incoloro
Y: Incoloro
Z: Incoloro

Propiedades químicas

Fórmula: K(AlSi3O8)

Elementos químicos: K, Al, Si, O

Composición química: K: 14,05%, Si: 30,27%, O: 45,99%, Al: 9,69%,

Tests químicos

Fusibilidad: 5; Mineral tipo: Ortoclasa; Punto de fusión: 1300ºC; Con soplete y se redondean aristas
Reacción a los ácidos: Insoluble en ácidos.
Formación de sublimados: Fuses with difficulty.

Otras propiedades

: Green
Luminiscente: Blue-white
Magnetismo: No magnético

Relaciones con otros minerales

Miembro del grupo de minerales: Grupo del Feldespato

minerales

Albita

Fórmula: Na(AlSi3O8)
Sistema de cristalización: Triclínico
Dureza: 6-7
Color: De blanco a gris, azulado, verdoso, rojizo.
Raya: Blanco
Brillo: Vítreo

minerales

Andesina

Fórmula: (Na,Ca)(Si,Al)4O8
Sistema de cristalización: Triclínico
Dureza: 6-7
Raya: Blanco
Brillo: Vítreo

minerales

Anortita

Fórmula: Ca(Al2Si2O8)
Sistema de cristalización: Triclínico
Dureza: 6-7
Raya: Blanco
Brillo: Vítreo

minerales

Anortoclasa

Fórmula: (Na,K)AlSi3O8
Sistema de cristalización: Triclínico
Dureza: 6
Raya: Blanco
Brillo: Vítreo

minerales

Banalsita

Fórmula: Na2BaAl4Si4O16
Sistema de cristalización: Ortorrómbico
Dureza: 6
Color: Blanco
Raya: Blanco
Brillo: Vítreo - perlado

minerales

Buddingtonita

Fórmula: (NH4)(AlSi3)O8
Sistema de cristalización: Monoclínico
Dureza: 5,5
Color: Blanco o incoloro
Raya: Blanco
Brillo: Vítreo plomizo

minerales

Bytownita

Fórmula: (Ca,Na)(Si,Al)4O8
Sistema de cristalización: Triclínico
Dureza: 6-6,5
Color: Blanco, gris o incoloro
Raya: Blanco
Brillo: Vítreo

minerales

Celsiana

Fórmula: Ba(Al2Si2O8)
Sistema de cristalización: Monoclínico
Dureza: 6-6,5
Color: Amarillo, blanco o incoloro
Raya: Blanco
Brillo: Vítreo

minerales

Dmisteinbergita

Fórmula: Ca(Al2Si2O8)
Sistema de cristalización: Hexagonal
Dureza: 6
Color: Incoloro
Raya: Blanco
Brillo: Vítreo

minerales

Filatovita

Fórmula: K(Al,Zn)2(As,Si)2O8
Sistema de cristalización: Monoclínico
Dureza: 5-6
Color: Incoloro
Raya: Blanco
Brillo: Vítreo

minerales

Hyalophana

Fórmula: (K,Ba)[Al(Si,Al)Si2O8]
Sistema de cristalización: Monoclínico
Dureza: 6-6,5
Raya: Blanco
Brillo: Vítreo

minerales

Labradorita

Fórmula: (Ca,Na)(Si,Al)4O8
Sistema de cristalización: Triclínico
Dureza: 6-6,5
Raya: Blanco
Brillo: Vítreo

minerales

Microclina

Fórmula: K(AlSi3O8)
Sistema de cristalización: Triclínico
Dureza: 6-6,5
Raya: Blanco
Brillo: Vítreo

minerales

Oligoclasa

Fórmula: (Na,Ca)[Al(Si,Al)Si2O8]
Sistema de cristalización: Triclínico
Dureza: 6-7
Color: Incolora a blanca-gris, castaño, verdoso o amarillento
Raya: Blanco
Brillo: Vítreo

minerales

Ortosa

Fórmula: K(AlSi3O8)
Sistema de cristalización: Monoclínico
Dureza: 6
Color: Incoloro, verduzco, rosa, blanco, amarillo grisáceo
Raya: Blanco
Brillo: Vítreo

minerales

Paracelsiana

Fórmula: Ba(Al2Si2O8)
Sistema de cristalización: Monoclínico
Dureza: 6
Color: Blanco o incoloro
Raya: Blanco
Brillo: Vítreo

minerales

Reedmergnerita

Fórmula: NaBSi3O8
Sistema de cristalización: Triclínico
Dureza: 6-6,5
Raya: Blanco
Brillo: Vítreo

minerales

Rubiclina

Fórmula: Rb(AlSi3O8)
Sistema de cristalización: Triclínico

Color: Incoloro
Brillo: Vítreo

minerales

Sanidina

Fórmula: K(AlSi3O8)
Sistema de cristalización: Monoclínico
Dureza: 6
Raya: Blanco
Brillo: Vítreo - perlado

minerales

Slawsonita

Fórmula: Sr(Al2Si2O8)
Sistema de cristalización: Monoclínico
Dureza: 5,5-6,5
Raya: Blanco
Brillo: Vítreo

minerales

Stronalsita

Fórmula: Na2SrAl4Si4O16
Sistema de cristalización: Ortorrómbico
Dureza: 6,5
Color: Blanco
Raya: Blanco
Brillo: Vítreo

minerales

Svyatoslavita

Fórmula: Ca(Al2Si2O8)
Sistema de cristalización: Monoclínico
Dureza: 6
Color: Incoloro
Raya: Blanco
Brillo: Vítreo

Minerales acompañantes:

minerales

Biotita

Fórmula: K(Mg, Fe)3AlSi3O10(OH, F)2
Sistema de cristalización: Monoclínico
Dureza: 2,5-3
Color: Pardo oscuro, pardo verdoso, pardo-negro
Raya: Gris
Brillo: Vítreo - perlado

minerales

Moscovita

Fórmula: KAl2(AlSi3O10)(OH)2
Sistema de cristalización: Monoclínico
Dureza: 2.5
Color: Transparente e incoloro, si bien en bloques gruesos puede ser traslúcida con tonalidades claras amarillas, pardas, verdes o rojas.
Raya: Blanco
Brillo: Vítreo

minerales

Ortosa

Fórmula: K(AlSi3O8)
Sistema de cristalización: Monoclínico
Dureza: 6
Color: Incoloro, verduzco, rosa, blanco, amarillo grisáceo
Raya: Blanco
Brillo: Vítreo

minerales

Cuarzo

Fórmula: SiO2
Sistema de cristalización: Trigonal
Dureza: 7
Color: Blanco, transparente. Según variación también puede ser rosa, rojizo o negro.
Raya: Blanco
Brillo: Vítreo

Yacimientos y localidades de interés

Localidades

  • Zagami meteorite, Katsina Province, Nigeria - Localidad tipo.
  • Fredriksvärn, Norway - Localidad tipo.
  • Fredriksvhavn, Nordjylland, Denmark - Localidad tipo.
  • San Francisco mine, Aranibar, Alto Chapare, Villa Tunari, Cochabamba, Bolivia
  • Alto Benedito Pegmatite, Paraíba, Brazil
  • Alto da Pitora, Galiléia, Minas Gerais, Brazil
  • Boqueirãozinho pegmatite, Parelhas, Rio Grande do Norte, Brazil
  • Corrego do Urucum pegmatite, Minas Gerais, Brazil
  • Corrego Frio mine, near Linopolis, Minas Gerais, Brazil
  • Jacuaracu pegmatite, Lavra de Sr. Jose Pinto, Municipo de Timoteo, Jacuaracu, Minas Gerais, Brazil
  • Jaguaracu Pegmatite, Jaguaracu, Minas Gerais, Brazil
  • Sebastião Cristino Mine, Minas Gerais, Brazil
  • Zé Pinto prospect, Conselheira Pena, Minas Gerais, Brazil
  • Bear Lake Road, near Tory Hill, Ontario, Canada
  • Davis Hill, Dungannon Township, Bancroft, Hastings Co., Ontario, Canada
  • Demix-Varennes quarry, Saint-Amable sill, Varennes, Verchéres Co., Québec, Canada
  • Desmont Mine, Wilberforce, Monmouth Township, Haliburton Co., Ontario, Canada
  • Lac Nicolet mine, Ham Sud, Wolfe Co., Québec, Canada
  • McLaren's mine, North Burgess, Lanark Co., Ontario, Canada
  • Mt St.-Hilaire, Rouville Co., Québec, Canada
  • Orford Nickel mine, Québec, Canada
  • Poudrette quarry, Mt St.-Hilaire, Rouville Co., Québec, Canada
  • Rose Quartz Pit, Lyndoch Township, Quadeville, Renfrew Co., Ontario, Canada
  • Shatford Lake pegmatite, Manitoba, Canada
  • Watson Mine, Monteagle Township, Bancroft, Hastings Co., Ontario, Canada
  • Woodcox Mine, Bancroft, Monteagle Township, Hastings Co., Ontario, Canada
  • Yates Uranium mine, Otter Lake, Pontiac Co., Ontario, Canada
  • Hory, Karlovy Vary, Czech Republic
  • Vernerov, Severocesky, Czech Republic
  • Carrock mine, Caldbeck Fells, Cumbria, England
  • Bärensteinbruch quarry, Radautal, Bad Harzburg, Harz Mts, Sachsen, Germany
  • Hechtsberg quarry, Kinzigtal, Baden-Wuerttemberg, Germany
  • Huneberg quarry, Bad Harzburg, Harz Mts, Sachsen, Germany
  • Hilarion adit, Agios Konstandinos, Laurion, Attica, Greece
  • Fiskenaesset, Greenland
  • Fiskenaesset, Nuuk, Greenland
  • Ivigtut, Arsuk Fjord, Greenland
  • Nanna pegmatite, Narsaarsuup Qaava, Greenland
  • Antandrokomby pegmatite, Manandona River, Sahatany Valley, Madagascar
  • Mt Malosa, Zomba, Malawi
  • Zomba district, Malawi
  • Abaneb West mine, Otavi, Namibia
  • Aris quarry, Windhoek, Namibia
  • Kombat mine, Tsumeb, Otavi, Namibia
  • Buö, Arendal, Froland, Aust-Agder, Norway
  • Evje-Ivedal, Iveland, Aust-Agder, Norway
  • Kongsberg, Buskerud, Norway
  • Alakurtti, North Karelia, Kola Peninsula, Russia
  • Aldan Shield, Yakutiya, Siberia, Russia
  • Ilmen-Vishnevye Mts Alkaline massif, Southern Urals, Russia
  • Lun'ok River, Kola Peninsula, Russia
  • Mt Flora, Lovozero massif, Kola Peninsula, Russia
  • Mt Koashva, Khibina alkaline complex, Kola Peninsula, Russia
  • Mt Ploskaya, Keivy, Kola Peninsula, Russia
  • Ploskaya, West Keivy Block, Kola peninsula, Russia
  • Yubileinaya pegmatite, Karnasurt Mt, Lovozero massif, Kola Peninsula, Russia
  • Coire Buidhe, Glen Creran, Argyll & Bute, Scotland
  • Dara-i-Pioz, Alayskiy Range, Garm, Tajikistan
  • Mika pegmatite, Rangkul' Highlands, Eastern Pamirs, Tajikistan
  • "Bean Mt. Gold"" mine, Rumford, Oxford Co., Maine, USA"
  • "Bradbury Mt. Gold & Silver"" mine, Woodstock, Oxford Co., Maine, USA"
  • "Redstone Green Granite"" quarry, Conway, Carroll Co., New Hampshire, USA"
  • "Redstone Red Granite"" quarry, Conway, Carroll Co., New Hampshire, USA"
  • A.C. Perham mine, West Paris, Oxford Co., Maine, USA
  • Adams Ledge prospect, Stoneham, Oxford Co., Maine, USA
  • Adderton mine, Topsham, Sagadahoc Co., Maine, USA
  • Akerman mine, Alexandria, Grafton Co., New Hampshire, USA
  • Alder Pond locality, Lower Enchanted, Somerset Co., Maine, USA
  • Aldrich mine, Stoneham, Oxford Co., Maine, USA
  • Alexander mine, Stoneham, Oxford Co., Maine, USA
  • Allanite pegmatite, Albany Co., Wyoming, USA
  • Allen Mt. prospect, Stoneham, Oxford Co., Maine, USA
  • Alton Maxim prospect, Lovell, Oxford Co., Maine, USA
  • Amity, Orange Co., New York, USA
  • Anderson mine, Mason, Oxford Co., Maine, USA
  • Anderson Ridge pegmatites, Fremont Co., Wyoming, USA
  • Andrews prospect, Stoneham, Oxford Co., Maine, USA
  • Androscoggin Falls locality, Topsham, Sagadahoc Co., Maine, USA
  • Atwood Kimball mine, Lovell, Oxford Co., Maine, USA
  • Austin McHugh mine, Minot, Androscoggin Co., Maine, USA
  • Avonsdale, Delaware Co., Pennsylvania, USA
  • B.B.#7 mine, Norway, Oxford Co., Maine, USA
  • Bailey Granite quarry, Allenstown, Merrimack Co., New Hampshire, USA
  • Balcumas Mica mine, Peru, Oxford Co., Maine, USA
  • Bald Face Mountain Area, Chatam & Conway, Carroll Co., New Hampshire, USA
  • Barbour prospect, Stoneham, Oxford Co., Maine, USA
  • Barrett prospect, Hebron, Oxford Co., Maine, USA
  • Barringer Hill, Blufton, Llano Co., Texas, USA
  • Barrus Farm locality, Goshen, Hampshire Co., Massachusetts, USA
  • Basin Falls locality, Buckfield, Oxford Co., Maine, USA
  • Batchelder Granite quarry, Fryeburg, Oxford Co., Maine, USA
  • Bean Mt. Mica mine, Waterford, Oxford Co., Maine, USA
  • Bear Mt. Mica mine, Waterford, Oxford Co., Maine, USA
  • Bear pegmatite, Laramie Co., Wyoming, USA
  • Beaver pegmatite, Laramie Co., Wyoming, USA
  • Beech Hill Mica mine, Waterford, Oxford Co., Maine, USA
  • Bell Pit, Newry, Oxford Co., Maine, USA
  • Belleveau prospect, Rumford, Oxford Co., Maine, USA
  • Bemis Stream prospect, Township D, Franklin Co., Maine, USA
  • Bennett & Orchard Pit mines, Buckfield, Oxford Co., Maine, USA
  • Benson Mines, Newton Falls/Star Lake, St.Lawrence Co., New York, USA
  • Berry Quarry, Poland Township, Androscoggin Co., Maine, USA
  • Berry-Havey mines, Poland, Androscoggin Co., Maine, USA
  • Beryl Mountain Mine, South Acworth, Sullivan Co., New Hampshire, USA
  • Beryllium Corporation mine, Greenwood, Oxford Co., Maine, USA
  • Bessey mines, Buckfield, Oxford Co., Maine, USA
  • Big Chief mica pegmatite, Albany Co., Wyoming, USA
  • Big Creek pegmatite district, Carbon Co., Wyoming, USA
  • Binford mine, Batchelder's Grant, Oxford Co., Maine, USA
  • Biron mine, Sumner, Oxford Co., Maine, USA
  • Bisbee, Cochise Co., Arizona, USA
  • Black Dixie Mine, Bailey Mtn., Yancey Co., North Carolina, USA
  • Black Mountain mica Mine, Rumford Township, Oxford Co., Maine, USA
  • Black Mt spodumene pegmatite prospect, Natrona Co., Wyoming, USA
  • Black Mt. locality, Peru, Oxford Co., Maine, USA
  • Black Mt. mines, Rumford, Oxford Co., Maine, USA
  • Blackguard Mica mine, Waterford, Oxford Co., Maine, USA
  • Blue Berry Mt., Woburn, Middlesex Co., Massachusetts, USA
  • Blue Chihuahua Mine, Chihuahua Valley Area, San Diego Co., California, USA
  • Bonnet Shores, Narragansett, Washington Co., Rhode Island, USA
  • Booker East mine, Topsham, Sagadahoc Co., Maine, USA
  • Booker West mine, Topsham, Sagadahoc Co., Maine, USA
  • Bowker mine, Paris, Oxford Co., Maine, USA
  • Bradbury Mt. State Park locality, Pownal, Cumberland Co., Maine, USA
  • Braley Hill mine, Alexandria, Grafton Co., New Hampshire, USA
  • Broome prospect, Newry, Oxford Co., Maine, USA
  • Browns Creek Area, Natrop/Mount Antero, Chaffee Co., Colorado, USA
  • Bryant Pond Granite quarry, Woodstock, Oxford Co., Maine, USA
  • Buckwheat mine dump, Franklin, Sussex Co., New Jersey, USA
  • Bumpus mine, Albany, Oxford Co., Maine, USA
  • Burnell Hill prospects, Waterford, Oxford Co., Maine, USA
  • Butters Mt. Locality, Stoneham, Oxford Co., Maine, USA
  • Cal Stearns Hill mine, Stoneham, Oxford Co., Maine, USA
  • Calumet Iron Mine, Salida, Chaffee Co., Colorado, USA
  • Cambio quarry, Coventry, Kent Co., Rhode Island, USA
  • Canton Chrysoberyl prospect, Canton, Oxford Co., Maine, USA
  • Carver prospect, Rumford, Oxford Co., Maine, USA
  • Catherine Mt. Molybdenite prospect, T10 SD, Hancock Co., Maine, USA
  • Catherine No. 1 pegmatite mine, Natrona Co., Wyoming, USA
  • Chalk Mountain Mine, Spruce Pine, Mitchell Co., North Carolina, USA
  • Champion-Consolidated mines, Milton, Oxford Co., Maine, USA
  • Chapman mine, Topsham, Sagadahoc Co., Maine, USA
  • Charles Davis Mica mine, North Groton, Grafton Co., New Hampshire, USA
  • Charles Taylor mine, Freeport, Cumberland Co., Maine, USA
  • Chester Holt prospect, Albany, Oxford Co., Maine, USA
  • Chester Mica mines, Chester, Hampden Co., Massachusetts, USA
  • Chief lithium pegmatite, Texas Creek area, Fremont Co., Colorado, USA
  • Cincinnati mine, St. Peter's Dome, Pikes Peak Region, El Paso Co., Colorado, USA
  • City quarry, Lewiston, Androscoggin Co., Maine, USA
  • Clark Ledges pegmatite locality, West Chesterfield, Hampshire Co., Massachusetts, USA
  • Clark Mica mine, Peru, Oxford Co., Maine, USA
  • Cobble Hill mine, West Paris, Oxford Co., Maine, USA
  • Coe Ledge prospect, Albany, Oxford Co., Maine, USA
  • Colby mine, Paris, Oxford Co., Maine, USA
  • Cole mine, Stoneham, Oxford Co., Maine, USA
  • Colton Hill mine, Stow, Oxford Co., Maine, USA
  • Conant mine, Hebron, Oxford Co., Maine, USA
  • Conroy mine, Mechanic Falls, Androscoggin Co., Maine, USA
  • Consolidated #1 mine, Topsham, Sagadahoc Co., Maine, USA
  • Consolidated #2 mine, Topsham, Sagadahoc Co., Maine, USA
  • Consolidated #3 mine, Topsham, Sagadahoc Co., Maine, USA
  • Consolidated #4 mine, Topsham, Sagadahoc Co., Maine, USA
  • Consolidated Bald Hill prospects, Georgetown, Sagadahoc Co., Maine, USA
  • Consolidated Feldspar mines, Georgetown, Sagadahoc Co., Maine, USA
  • Construction Materials Corp. quarry, Tiverton, Newport Co., Rhode Island, USA
  • Conway, Carroll Co., New Hampshire, USA
  • Copper Mt pegmatite district, Fremont Co., Wyoming, USA
  • Copper Queen Mine, Bisbee, Cochise Co., Arizona, USA
  • Cotopaxi Mine, Cotopaxi, Fremont Co., Colorado, USA
  • Coventry Area, Kent Co., Rhode Island, USA
  • Coye mine, Waterford, Oxford Co., Maine, USA
  • Crawford Notch locality, Nash & Sawyer Location, Coos Co., New Hampshire, USA
  • Creeper Hill prospect, Stow, Oxford Co., Maine, USA
  • Crestmore Quarry, Crestmore, Riverside Co., California, USA
  • Crooker prospect, Newry, Oxford Co., Maine, USA
  • Crystal Creek, Lake George, Park Co., Colorado, USA
  • Crystal Park, Manitou Springs-Pikes Peak Area, El Paso Co., Colorado, USA
  • Crystal Peak area, Park/Teller counties, Colorado, USA
  • Crystal Peak/Topaz Butte etc, Lake George Area, Park Co., Colorado, USA
  • Cummings mine, Buckfield, Oxford Co., Maine, USA
  • Cushman Farm prospect, Hebron, Oxford Co., Maine, USA
  • Dagget mine, Hartford, Oxford Co., Maine, USA
  • Damon Hill prospect, Buckfield, Oxford Co., Maine, USA
  • Danbury Mica mine, Danbury, Grafton Co., New Hampshire, USA
  • Danbury, Fairfield Co., Connecticut, USA
  • Davis Mica mine, West Bath, Sagadahoc Co., Maine, USA
  • Davis Silver mine, Hermon, Penobscot Co., Maine, USA
  • Deer Hill mine, Stow, Oxford Co., Maine, USA
  • Deer Hill, Stowe Township, Oxford Co., Maine, USA
  • Deer Isle Town quarry, Deer Isle, Hancock Co., Maine, USA
  • Devils Head, Deckers, Douglas Co., Colorado, USA
  • Devils Hole mine, Devils Hole pegmatite, Texas Creek area, Fremont Co., Colorado, USA
  • Diamond Ledge prospects, Greenwood, Oxford Co., Maine, USA
  • Dickie Doo prospects, Sumner, Oxford Co., Maine, USA
  • Dodge mine, Lyman, Grafton Co., New Hampshire, USA
  • Donahue prospect, Albany, Oxford Co., Maine, USA
  • Dunn mines, Norway, Oxford Co., Maine, USA
  • Dunton Quarry etc, Newry Township, Oxford Co., Maine, USA
  • Durgin Mt. locality, Stoneham, Oxford Co., Maine, USA
  • Dwelley mine, Brunswick, Cumberland Co., Maine, USA
  • E.B. Mallett Granite quarry, Freeport, Cumberland Co., Maine, USA
  • E.P. Thomas mine, Phippsburg, Sagadahoc Co., Maine, USA
  • Eagle Gray Granite quarry, Fryeburg, Oxford Co., Maine, USA
  • East Fryeburg Quartz locality, Fryeburg, Oxford Co., Maine, USA
  • East Greenwich, Kent Co., Rhode Island, USA
  • East Woodstock Silver mine, Woodstock, Oxford Co., Maine, USA
  • Eastman Hill Tin prospects, Jackson, Carroll Co., New Hampshire, USA
  • Eastman mine, Stow, Oxford Co., Maine, USA
  • Edgar Barrett Farm locality, Sumner, Oxford Co., Maine, USA
  • Edgecomb Granite quarry, Edgecomb, Lincoln Co., Maine, USA
  • Ellingwood mine, Paris, Oxford Co., Maine, USA
  • Ellis River Beryl locality, Andover, Oxford Co., Maine, USA
  • Emmons mine, Greenwood, Oxford Co., Maine, USA
  • Erin, Clay Co., Alabama, USA
  • Esmeralda/Himalaya/SanDiego Mines #2, Mesa Grande, San Diego Co., California, USA
  • Estes mine, Baldwin, Cumberland Co., Maine, USA
  • Etta Mine (Harney Peak & Pearless), Black Hills, Pennington Co., South Dakota, USA
  • F. Perham prospect, Rumford, Oxford Co., Maine, USA
  • Fairfield, Utah Co., Utah, USA
  • Fischer mine, Shelburne, Coos Co., New Hampshire, USA
  • Fisher Quarry, Topsham Township, Sagadahoc Co., Maine, USA
  • Five Ponds mine, Waterford, Oxford Co., Maine, USA
  • Flat Hill locality, Lovell, Oxford Co., Maine, USA
  • Fleck mine, Albany, Oxford Co., Maine, USA
  • Fletcher mine, Buckfield, Oxford Co., Maine, USA
  • Fletcher mine, North Groton, Grafton Co., New Hampshire, USA
  • Flint Mt. prospects, Albany, Oxford Co., Maine, USA
  • Florissant Crystal Peak Area, Teller Co., Colorado, USA
  • Foote Spodumene Mine, Kings Mountain, Cleveland Co., North Carolina, USA
  • Foster Hill prospects, Stoneham, Oxford Co., Maine, USA
  • Freeport Granite quarry, Freeport, Cumberland Co., Maine, USA
  • Freidensville, Lehigh Co., Pennsylvania, USA
  • French Creek Mines, Knauertown, Chester Co., Pennsylvania, USA
  • French Mt./Wardwell Quarry, Albany Township, Oxford Co., Maine, USA
  • Frogeye Mine, Micaville, Yancey Co., North Carolina, USA
  • Fullerton Farm locality, Waterford, Oxford Co., Maine, USA
  • G. Howe Amethyst mine, Sweden, Oxford Co., Maine, USA
  • Garland mine, Topsham, Sagadahoc Co., Maine, USA
  • Garnet mine, Russell, Hampden Co., Massachusetts, USA
  • General Area, Franklin, Sussex Co., New Jersey, USA
  • General Electric mines, Buckfield, Oxford Co., Maine, USA
  • Genral Electric propspect, Albany, Oxford Co., Maine, USA
  • George Hibbs prospect, Hebron, Oxford Co., Maine, USA
  • George-Funk mica and Funk mica pegmatite prospects, Albany Co., Wyoming, USA
  • Getchell Mt. prospect, Lakeville, Penobscot Co., Maine, USA
  • Giddings mine, Minot, Androscoggin Co., Maine, USA
  • Gillette quarry, Haddam Neck, East Hampton, Middlesex Co., Connecticut, USA
  • Given #1 mine, Topsham, Sagadahoc Co., Maine, USA
  • Given #2 mine, Topsham, Sagadahoc Co., Maine, USA
  • Glover mines, Paris, Oxford Co., Maine, USA
  • Goddard Ledge mines, Rumford, Oxford Co., Maine, USA
  • Gogan prospects, Mexico, Oxford Co., Maine, USA
  • Golden Horn Batholith, Washington Pass, Okanogen Co., Washington, USA
  • Gotta-Walden prospect, Portland, Middlesex Co., Connecticut, USA
  • Government Gravel pits, Albany, Carroll Co., New Hampshire, USA
  • Governor Pit, Albany, Carroll Co., New Hampshire, USA
  • Grant mine, Acworth, Sullivan Co., New Hampshire, USA
  • Graves mine, Topsham, Sagadahoc Co., Maine, USA
  • Great Brook prospect, Newry, Oxford Co., Maine, USA
  • Green Ledges localities, West Milan, Coos Co., New Hampshire, USA
  • Greenlaw mine, Auburn, Androscoggin Co., Maine, USA
  • Grenci-Ellis quarry, Mount Desert, Hancock Co., Maine, USA
  • Gross Prospect, Greenwood, Oxford Co., Maine, USA
  • Grover Mine, Floyd Hill/Beaver Brook Area, Clear Creek Co., Colorado, USA
  • Gustin mine, Topsham, Sagadahoc Co., Maine, USA
  • Guy Johnson mine, Albany, Oxford Co., Maine, USA
  • Haakenen mine, Sumner, Oxford Co., Maine, USA
  • Hackett prospect, Minot, Androscoggin Co., Maine, USA
  • Haggett mine, Edgecomb, Lincoln Co., Maine, USA
  • Harden-Keith-Small prospect, Township E, Franklin Co., Maine, USA
  • Harding Hill prospects, Stoneham, Oxford Co., Maine, USA
  • Harding Mine, Dixon, Taos Co., New Mexico, USA
  • Harlow mine, Hebron, Oxford Co., Maine, USA
  • Harvard Quarry, Greenwood Township, Oxford Co., Maine, USA
  • Hatch Ledge locality, Auburn, Androscoggin Co., Maine, USA
  • Havey mine, Topsham, Sagadahoc Co., Maine, USA
  • Havey quarry, Schoolhouse Road, Topsham, Maine, USA
  • Hayes Ledge mine, Greenwood, Oxford Co., Maine, USA
  • Haystack Range pegmatite district, Goshen Co., Wyoming, USA
  • Hazeltone mine, Sumner, Oxford Co., Maine, USA
  • Heath Mica mine, Waterford, Oxford Co., Maine, USA
  • HedgeHog Hill, Peru Township, Oxford Co., Maine, USA
  • Heikkinen mine, Greenwood, Oxford Co., Maine, USA
  • Henry Fox mine, Lovell, Oxford Co., Maine, USA
  • Henry White prospect, Edgecomb, Lincoln Co., Maine, USA
  • Hibbs mine, Hebron, Oxford Co., Maine, USA
  • Hicks Pond Mine, Greenwood, Oxford Co., Maine, USA
  • Hill #4 prospect, Hebron, Oxford Co., Maine, USA
  • Himalaya mine, Mesa Grande district, San Diego Co., California, USA
  • Hinkley prospect, Pownal, Cumberland Co., Maine, USA
  • Hodsden Granite quarry, Fryeburg, Oxford Co., Maine, USA
  • Hooper Ledge prospect, Paris, Oxford Co., Maine, USA
  • Horse Creek iron meteorite, Baca Co., Colorado, USA
  • Horse Hill locality, Norway, Oxford Co., Maine, USA
  • House Mica mine, Peru, Oxford Co., Maine, USA
  • Howard mine, Greenwood, Oxford Co., Maine, USA
  • Howe Hill Nickel mine, Rumford, Oxford Co., Maine, USA
  • Howe Ledge prospect, Dixfield, Oxford Co., Maine, USA
  • Hurricane Mt. localities, North Conway, Carroll Co., New Hampshire, USA
  • Immonen Ledge prospect #1, Greenwood, Oxford Co., Maine, USA
  • Immonen Ledge prospect #2, Greenwood, Oxford Co., Maine, USA
  • Ingalls mine, Topsham, Sagadahoc Co., Maine, USA
  • Interstate 95 roadcuts, Richmond, Washington Co., Rhode Island, USA
  • Ione pegmatite prospect, Albany Co., Wyoming, USA
  • Irish mine, Buckfield, Oxford Co., Maine, USA
  • Irish prospect, Paris, Oxford Co., Maine, USA
  • Iron Mt. mines, Bartlett, Carroll Co., New Hampshire, USA
  • Isabelle Foster mine, Albany, Oxford Co., Maine, USA
  • Italian Mt. Area, Aspen, Gunnison Co., Colorado, USA
  • J.P. York prospect, Peru, Oxford Co., Maine, USA
  • Jake Patten Mica prospect, Danbury, Grafton Co., New Hampshire, USA
  • Jensen Quarry, Riverside Co., California, USA
  • Jim Pond Fuchsite locality, Jim Pond, Franklin Co., Maine, USA
  • Jockey Cap Hill Garnet locality, Fryeburg, Oxford Co., Maine, USA
  • Joe McKeen Mt. locality, Lovell, Oxford Co., Maine, USA
  • Joe's quarry, Mount Desert, Hancock Co., Maine, USA
  • John Balla mine, South Acworth, Sullivan Co., New Hampshire, USA
  • John Ladd mine, Rumford, Oxford Co., Maine, USA
  • Johnson Spar prospect, Acworth, Sullivan Co., New Hampshire, USA
  • Jones Beryl locality, Stoneham, Oxford Co., Maine, USA
  • Jordan mine, Oxford, Oxford Co., Maine, USA
  • Joyner locality, Peru, Oxford Co., Maine, USA
  • Keith mine, Auburn, Androscoggin Co., Maine, USA
  • Kennedy mine, Auburn, Androscoggin Co., Maine, USA
  • Kenniston Hill mine, Lovell, Oxford Co., Maine, USA
  • Kinglet prospect, Newry, Oxford Co., Maine, USA
  • Knight mine, Waterford, Oxford Co., Maine, USA
  • Knight's Ledge Granite quarries, Pownal, Cumberland Co., Maine, USA
  • Knox Mt. Granite quarry, Newfield, York Co., Maine, USA
  • Koskela #1 prospect, Woodstock, Oxford Co., Maine, USA
  • Koskela #2 prospect, Woodstock, Oxford Co., Maine, USA
  • LaChance mine, Brunswick, Cumberland Co., Maine, USA
  • Ladies Delight Hill Amethyst locality, Lovell, Oxford Co., Maine, USA
  • LaFlamme quarry, Minot, Androscoggin Co., Maine, USA
  • Lake Buchanan, Clear Creek, Burnet Co., Texas, USA
  • Larrivee prospect, Buckfield, Oxford Co., Maine, USA
  • Leach prospect, Rumford, Oxford Co., Maine, USA
  • Lead Mt. prospect, Andover, Oxford Co., Maine, USA
  • Leavitt Plantation locality, Parsonsfield, York Co., Maine, USA
  • Ledge Ridge locality, Parmachenee, Oxford Co., Maine, USA
  • Liberty Bell and Washington Pass, Okanogan Co., Washington, USA
  • Lime Quarry, Bolton, Worcester Co., Massachusetts, USA
  • Little Deer Hill prospect, Stow, Oxford Co., Maine, USA
  • Little May mine, Lyman, Grafton Co., New Hampshire, USA
  • Little Patsy quarry, Jefferson Co., Colorado, USA
  • Little Singepole Mt. prospects, Paris, Oxford Co., Maine, USA
  • Little Three mine, Ramona district, San Diego Co., California, USA
  • Littlefield mine, Auburn, Androscoggin Co., Maine, USA
  • Lobikis mine, Peru, Oxford Co., Maine, USA
  • Lone Star mine, Woodstock, Oxford Co., Maine, USA
  • Lord Hill mine, Stoneham, Oxford Co., Maine, USA
  • Lost mine, Topsham, Sagadahoc Co., Maine, USA
  • Lovejay Gravel Pit, North Cornay, Carroll Co., New Hampshire, USA
  • Lovejoy Gravel pits, Albany, Carroll Co., New Hampshire, USA
  • Lovejoy Mt. mine, Albany, Oxford Co., Maine, USA
  • Lowe Ledge prospect, Greenwood, Oxford Co., Maine, USA
  • Lower Colton Hill mine, Stow, Oxford Co., Maine, USA
  • Mack/Stevens Ranch/Victors/Clark Mines, Rincon District, San Diego Co., California, USA
  • Madison Lead mine, Madison, Carroll Co., New Hampshire, USA
  • Magnet Cove, Hot Spring Co., Arkansas, USA
  • Maine Feldspar mine, Auburn, Androscoggin Co., Maine, USA
  • Mallet mine, Topsham, Sagadahoc Co., Maine, USA
  • Mammoth-St. Anthony mine, Tiger, Pinal Co., Arizona, USA
  • Many Values pegmatite prospect, Albany Co., Wyoming, USA
  • Martin Marietta Quarry, Hickory, Catawba Co., North Carolina, USA
  • Mauldin Mine, Thomaston, Upson Co., Georgia, USA
  • Mayhue Ledge locality, Hebron, Oxford Co., Maine, USA
  • McAllister Spar prospects, Stoneham, Oxford Co., Maine, USA
  • McCauliff Quarry/Rollston Hill, Fitchburg, Worchester Co., Massachusetts, USA
  • McKay Farm prospect, Phippsburg, Sagadahoc Co., Maine, USA
  • McKinney Mine etc, Crab Tree, Mitchell Co., North Carolina, USA
  • Melrose Farm Beryllonite prospects, Stoneham, Oxford Co., Maine, USA
  • Melrose mine, Stoneham, Oxford Co., Maine, USA
  • Metcalf mine, Topsham, Sagadahoc Co., Maine, USA
  • Meyers Ranch, McGuffey Area, Park Co., Colorado, USA
  • Mica pegmatite prospect, Converse Co., Wyoming, USA
  • Middletown Area, Middlesex Co., Connecticut, USA
  • Mills mines, Hebron, Oxford Co., Maine, USA
  • Mineral Hill pegmatite area, Crook Co., Wyoming, USA
  • Mineral Hill, Delaware Media Co., Pennsylvania, USA
  • Mockus Ledge locality, Peru, Oxford Co., Maine, USA
  • Monarch mine, Alexandria, Grafton Co., New Hampshire, USA
  • Moody Mt. Beryl locality, Andover Surplus, Oxford Co., Maine, USA
  • Morgan Mica prospect, Alexandria, Grafton Co., New Hampshire, USA
  • Morse mine, Brunswick, Cumberland Co., Maine, USA
  • Morton Homestead, Prospect Park, Delaware Co., Pennsylvania, USA
  • Mount Antero, Chaffee Co., Colorado, USA
  • Mount mica, Paris Township, Oxford Co., Maine, USA
  • Mt Marie mines, Paris, Oxford Co., Maine, USA
  • Mt Mica mine, Paris, Oxford Co., Maine, USA
  • Mt. Ararat mines, Topsham, Sagadahoc Co., Maine, USA
  • Mt. Glines mine, Milton, Oxford Co., Maine, USA
  • Mt. Rubellite mines, Hebron, Oxford Co., Maine, USA
  • Mt. Tom mine, Sumner, Oxford Co., Maine, USA
  • Mud mine, Alexandria, Grafton Co., New Hampshire, USA
  • Muscovite pegmatite prospect, Albany Co., Wyoming, USA
  • Mustonen Ledge prospect, Greenwood, Oxford Co., Maine, USA
  • Narragansett Pier, Narragansett, Washington Co., Rhode Island, USA
  • Nason mine, Batchelder's Grant, Oxford Co., Maine, USA
  • Nevel mine, Newry, Oxford Co., Maine, USA
  • New Cornelia Mine, Ajo, Pima Co., Arizona, USA
  • New England Mining & Reduction Comp. prospect, Lyman, Grafton Co., New Hampshire, USA
  • New England Stone Industries quarry, Stonington, Hancock Co., Maine, USA
  • New Haven Mica mine, Alexandria, Grafton Co., New Hampshire, USA
  • Newt Brook Chrysoberyl locality, Woodstock, Oxford Co., Maine, USA
  • North Moat Mt. locality, Bartlett, Carroll Co., New Hampshire, USA
  • North Percy Peaks locality, Stratford, Coos Co., New Hampshire, USA
  • North Topsham mine, Topsham, Sagadahoc Co., Maine, USA
  • Nubble mine, Greenwood, Oxford Co., Maine, USA
  • Ohtonens mine, Greenwood, Oxford Co., Maine, USA
  • Old Guard Mine, Tombstone, Cochise Co., Arizona, USA
  • Old Tamminen mine, Greenwood, Oxford Co., Maine, USA
  • Olmstedville, Essex Co., New York, USA
  • Ordway Farm locality, Norway, Oxford Co., Maine, USA
  • Ordway mine, Topsham, Sagadahoc Co., Maine, USA
  • Orman McAllister mine, Lovell, Oxford Co., Maine, USA
  • Osborne Soapstone quarry, Blandford, Hampden Co., Massachusetts, USA
  • Owl's Head Mt. mine, Buckfield, Oxford Co., Maine, USA
  • Owl's Head prospects, Buckfield, Oxford Co., Maine, USA
  • Oxford Granite quarry, Oxford, Oxford Co., Maine, USA
  • Oxford Silver mine, Milton, Oxford Co., Maine, USA
  • Paddock Copper mine, Lyman, Grafton Co., New Hampshire, USA
  • Paddock Lead mine, Lyman, Grafton Co., New Hampshire, USA
  • Palermo Nr 1 mine, North Groton, Grafton Co., New Hampshire, USA
  • Palmer Mt. locality, Stoneham, Oxford Co., Maine, USA
  • Parker Mountain Mountain Mine, Center Strafford, Coos Co., New Hampshire, USA
  • Parkers Head mine, Phippsburg, Sagadahoc Co., Maine, USA
  • Passaconway Gravel pit, Albany, Carroll Co., New Hampshire, USA
  • Patch Mt. Beryl prospects, Greenwood, Oxford Co., Maine, USA
  • Pattuck mine, Alexandria, Grafton Co., New Hampshire, USA
  • Peabody Pond Granite quarry, Naples, Cumberland Co., Maine, USA
  • Peaked Hill mine, Gilead, Oxford Co., Maine, USA
  • Peaked Mt. Fluorite locality, North Conway, Carroll Co., New Hampshire, USA
  • Pearce Ledge locality, Hebron, Oxford Co., Maine, USA
  • Pechnick prospect, Rumford, Oxford Co., Maine, USA
  • Pechnik mine, Paris, Oxford Co., Maine, USA
  • Pechnik prospect, Paris, Oxford Co., Maine, USA
  • Pejepscot Mill locality, Topsham, Sagadahoc Co., Maine, USA
  • Perkins Island Beryl locality, Georgetown, Sagadahoc Co., Maine, USA
  • Perry mine, Phippsburg, Sagadahoc Co., Maine, USA
  • Perry Petalite prospect, Peru, Oxford Co., Maine, USA
  • Petaca District, Rio Arriba Co., New Mexico, USA
  • Phoenix mine, near Eagle Harbor, Keweenaw Co., Michigan, USA
  • Pike quarry, West Paris, Oxford Co., Maine, USA
  • Pikes Peak, Teller Co., Colorado, USA
  • Pine Hill Chrysoberyl locality, Lovell, Oxford Co., Maine, USA
  • Pine Hill locality, Stow, Oxford Co., Maine, USA
  • Pine Ridge pegmatite, Cotopaxi district, Fremont Co., Colorado, USA
  • Pingree Ledge mine, Albany, Oxford Co., Maine, USA
  • Pinnacle mine, Peru, Oxford Co., Maine, USA
  • Pitts-Tenney mine, Minot, Androscoggin Co., Maine, USA
  • Platt pegmatite mine, Carbon Co., Wyoming, USA
  • Pleasent Mt. amethyst locality, Denmark, Oxford Co., Maine, USA
  • Poole mine, Edgecomb, Lincoln Co., Maine, USA
  • Poorhouse Quarry, Embrieville, Chester Co., Pennsylvania, USA
  • Porcupine Hill mine, Topsham, Sagadahoc Co., Maine, USA
  • Portage Lake Lava area, Keweenaw Co., Michigan, USA
  • Porter Landing prospects, Freeport, Cumberland Co., Maine, USA
  • Powers Mt. mines, Topsham, Sagadahoc Co., Maine, USA
  • Pownal Granite quarry, Pownal, Cumberland Co., Maine, USA
  • Prout Farm prospect, Topsham, Sagadahoc Co., Maine, USA
  • Pulsifer mine & Dionne extension, Auburn, Androscoggin Co., Maine, USA
  • Purington mine, Topsham, Sagadahoc Co., Maine, USA
  • Pyrites, St. Lawrence Co., New York, USA
  • Quint Gravel pit, Hale's Location, Carroll Co., New Hampshire, USA
  • Ragged Jack Mt. Chrysoberyl locality, Sumner, Oxford Co., Maine, USA
  • Railroad mine, Topsham, Sagadahoc Co., Maine, USA
  • Rare Metals Pegmatite Mine, Kingman, Mohave Co., Arizona, USA
  • Rattlesnake Mt., Stoneham, Oxford Co., Maine, USA
  • Ray Mica Mine, Yancey Co., North Carolina, USA
  • Raymond Granite quarry, Raymond, Cumberland Co., Maine, USA
  • Red Hill quarry, near Rumford, Maine, USA
  • Redstone Granite quarry, Westerly, Washington Co., Rhode Island, USA
  • Reynolds mine, Canton, Oxford Co., Maine, USA
  • Reynolds prospect, Lewiston, Androscoggin Co., Maine, USA
  • Rice mine, North Groton, Grafton Co., New Hampshire, USA
  • Rich mine, Alexandria, Grafton Co., New Hampshire, USA
  • Rin Mountain, Wausau, Marathon Co., Wisconsin, USA
  • Robbins mine, Phippsburg, Sagadahoc Co., Maine, USA
  • Robinson mine, Sumner, Oxford Co., Maine, USA
  • Rock Landing quarry, Portland, Middlesex Co., Connecticut, USA
  • Rockport, Cape Ann, Essex Co., Massachusetts, USA
  • Roebling mine, New Milford, Litchfield Co., Connecticut, USA
  • Rogers mine, Phippsburg, Sagadahoc Co., Maine, USA
  • Rollstone Hill quarry, Fitchburg, Worcester Co., Massachusetts, USA
  • Rossie lead mines, St. Lawrence Co., New York, USA
  • Rotten Rock Pit, Brownfield, Oxford Co., Maine, USA
  • Round Mt. Rose Quartz locality, Albany, Oxford Co., Maine, USA
  • Route 1 Amethyst locality, Woolwich, Sagadahoc Co., Maine, USA
  • Roy Granite quarry, Oxford, Oxford Co., Maine, USA
  • Roy mine, Rumford, Oxford Co., Maine, USA
  • Rte. I-95 locality, Freeport, Cumberland Co., Maine, USA
  • Rump Pond Copper prospect, Parmachenee, Oxford Co., Maine, USA
  • Rumrill mine, Topsham, Sagadahoc Co., Maine, USA
  • Russell Brothers mine, Topsham, Sagadahoc Co., Maine, USA
  • Russo mine, Topsham, Sagadahoc Co., Maine, USA
  • Rutherford Mines, Amelia Court House, Virginia, USA
  • Ryan mine, Alstead, Cheshire Co., New Hampshire, USA
  • Ryerson Hill mines, Paris, Oxford Co., Maine, USA
  • Sabbatus Mt. prospects, Lovell, Oxford Co., Maine, USA
  • Saltman Amethyst prospect, Sweden, Oxford Co., Maine, USA
  • Sam Guptil mine, Woolwich, Sagadahoc Co., Maine, USA
  • San Diego mine, Mesa Grande district, San Diego Co., California, USA
  • Sanitarium mine, Hebron, Oxford Co., Maine, USA
  • Saunders Mica mine, Waterford, Oxford Co., Maine, USA
  • Schundler-Glenrock feldspar pegmatite, Converse Co., Wyoming, USA
  • Scotty Mine, Newry Township, Oxford Co., Maine, USA
  • Scribner Ledge mine, Albany, Oxford Co., Maine, USA
  • Seavey prospects, Kennebunkport, York Co., Maine, USA
  • Sedalia Copper Mine, Sedalia, Chaffee Co., Colorado, USA
  • Shaker Granite quarry, Poland, Androscoggin Co., Maine, USA
  • Sheahan Quarry etc, Graniteville, Iron Co., Missouri, USA
  • Shell Pond Brook locality, Stow, Oxford Co., Maine, USA
  • Shirley Brook Topaz locality, Stoneham, Oxford Co., Maine, USA
  • Silver Springs Creek pegmatites, Niobrara Co., Wyoming, USA
  • Sinkhole Mine, Bandana, Mitchell Co., North Carolina, USA
  • Skillings Hill prospect, Lovell, Oxford Co., Maine, USA
  • Slab City prospect, Lovell, Oxford Co., Maine, USA
  • Slattery mine, Paris, Oxford Co., Maine, USA
  • Small Point mine, Georgetown, Sagadahoc Co., Maine, USA
  • Smith Granite quarry, Westerly, Washington Co., Rhode Island, USA
  • Smith mine, Auburn, Androscoggin Co., Maine, USA
  • Snowbird/Mary Ellen Mine, Atlantic City District, Fremont Co., Wyoming, USA
  • Songo Pond mine, Albany, Oxford Co., Maine, USA
  • South Baldface Mt. Phenakite locality, Chatham, Carroll Co., New Hampshire, USA
  • South Percy Peak locality, Stratford, Coos Co., New Hampshire, USA
  • South Platte District, Jefferson Co., Colorado, USA
  • South Twin Mt. locality, Rumford, Oxford Co., Maine, USA
  • South Warren Spodumene locality, Warren, Knox Co., Maine, USA
  • South Waterford Mica prospect, Waterford, Oxford Co., Maine, USA
  • Speckled Mt. localities, Peru, Oxford Co., Maine, USA
  • Spodumene Brook locality, Newry, Oxford Co., Maine, USA
  • Spruce Pine, Mitchell Co., North Carolina, USA
  • Square Pit, Topsham, Sagadahoc Co., Maine, USA
  • Standard mine, Alexandria, Grafton Co., New Hampshire, USA
  • Standpipe Hill Quarries, Topsham Township, Sagadahoc Co., Maine, USA
  • Staples mine, Topsham, Sagadahoc Co., Maine, USA
  • Starrett mines, Warren, Knox Co., Maine, USA
  • Stearns mine, Albany, Oxford Co., Maine, USA
  • Sterling Hill and Franklin Furnace, Sussex Co., New Jersey, USA
  • Stinchfield mine, Minot, Androscoggin Co., Maine, USA
  • Stoney Point, Sharpes Township, Alexander Co., North Carolina, USA
  • Stove Mt., El Paso Co., Colorado, USA
  • Streaked Mt. localities, Hebron, Oxford Co., Maine, USA
  • Strickland quarry, Middlesex Co., Connecticut, USA
  • Sturtevant mine, Minot, Androscoggin Co., Maine, USA
  • Styles Mt. locality, Stoneham, Oxford Co., Maine, USA
  • Sullivan Granite quarry, Bradford, Westerly, Washington Co., Rhode Island, USA
  • Swain's Notch Quartz Crystal locality, Rumford, Oxford Co., Maine, USA
  • Swamp mines, Topsham, Sagadahoc Co., Maine, USA
  • Swan's Falls locality, Fryeburg, Oxford Co., Maine, USA
  • Tamminen mine, Greenwood, Oxford Co., Maine, USA
  • Tash Ledge locality, Pownal, Cumberland Co., Maine, USA
  • Taylor mine, Freeport, Cumberland Co., Maine, USA
  • The-Hole-In-The-Ground mine, Auburn, Androscoggin Co., Maine, USA
  • Thunder Mt. mine, Waterford, Oxford Co., Maine, USA
  • Thurston Brown prospect, Rumford, Oxford Co., Maine, USA
  • Tie Siding pegmatites, Albany Co., Wyoming, USA
  • Tiger Bill Quarries, Greenwood Township, Oxford Co., Maine, USA
  • Tip Top pegmatite, Custer Co., South Dakota, USA
  • Todd's Bay mine, Georgetown, Sagadahoc Co., Maine, USA
  • Trenton mine, Topsham, Sagadahoc Co., Maine, USA
  • Trott Cove mine, Woolwich, Sagadahoc Co., Maine, USA
  • Trotter mine, Franklin Furnace, Sussex Co., New Jersey, USA
  • Trufant prospect, Topsham, Sagadahoc Co., Maine, USA
  • Truman Patten mine, Alexandria, Grafton Co., New Hampshire, USA
  • Tryon Farm prospect, Pownal, Cumberland Co., Maine, USA
  • Tryon Mt. mines, Pownal, Cumberland Co., Maine, USA
  • Tubbs Ledge mine, Norway, Oxford Co., Maine, USA
  • Turkey Hill locality, Norway, Oxford Co., Maine, USA
  • Turner mine, Auburn, Androscoggin Co., Maine, USA
  • Twin Pits mine, Topsham, Sagadahoc Co., Maine, USA
  • Twitchell mine, Paris, Oxford Co., Maine, USA
  • Undivided mine, Topsham, Sagadahoc Co., Maine, USA
  • Unnamed Feldspar mine, Standish, Cumberland Co., Maine, USA
  • Unnamed Granite quarry, Freeport, Cumberland Co., Maine, USA
  • Unnamed Pegmatite locality, Windham, Cumberland Co., Maine, USA
  • Unnamed prospect #1 & 2, Topsham, Sagadahoc Co., Maine, USA
  • Unnamed prospect #3, Topsham, Sagadahoc Co., Maine, USA
  • Unnamed prospect #4, Topsham, Sagadahoc Co., Maine, USA
  • Unnamed Scheelite prospect, Newfield, York Co., Maine, USA
  • Unnamed Uranium prospect, Waterford, Oxford Co., Maine, USA
  • Virginia Lake prospect, Stoneham, Oxford Co., Maine, USA
  • Wade mine, Auburn, Androscoggin Co., Maine, USA
  • Wadhams-Tucker mine, Alexandria, Grafton Co., New Hampshire, USA
  • Waisanen mine, Greenwood, Oxford Co., Maine, USA
  • Walden Gem mine, Portland, Middlesex Co., Connecticut, USA
  • Walter Cook mine, Lovell, Oxford Co., Maine, USA
  • Wardwell mine, Albany, Oxford Co., Maine, USA
  • Watson's Pier, Narragansett, Washington Co., Rhode Island, USA
  • Wausau Plateau, Rib Mountain, Marathon Co., Wisconsin, USA
  • Weddle pegmatite claims, Albany Co., Wyoming, USA
  • Wentworth mine, Hartford, Oxford Co., Maine, USA
  • Westerly, Washington Co., Rhode Island, USA
  • Westinghouse mine, Buckfield, Maine, USA
  • Wheeler mine, Gilead, Oxford Co., Maine, USA
  • Whispering Pines Mine, Paris, Oxford Co., Maine, USA
  • White Mt. Batholith Pegmatite District, Carroll Co., New Hampshire, USA
  • White Mt. Granite quarry, Conway, Carroll Co., New Hampshire, USA
  • White Rocks quarry, Middletown, Middlesex Co., Connecticut, USA
  • Whitecap Mt. localities, Rumford, Oxford Co., Maine, USA
  • Whitehall mine, Alstead, Cheshire Co., New Hampshire, USA
  • Whitehall mine, Rumford, Oxford Co., Maine, USA
  • Whitehall prospects, Rumford, Oxford Co., Maine, USA
  • Wiley Mt. McAllister prospect, Stow, Oxford Co., Maine, USA
  • Will Austin Ledge locality, Peru, Oxford Co., Maine, USA
  • Will Oliver mine, Georgetown, Sagadahoc Co., Maine, USA
  • William Willes #1 mine, Topsham, Sagadahoc Co., Maine, USA
  • William Willes #2 mine, Topsham, Sagadahoc Co., Maine, USA
  • William Willes #3 mine, Topsham, Sagadahoc Co., Maine, USA
  • Williams mine, Edgecomb, Lincoln Co., Maine, USA
  • Willie Heikkienen Ledge prospect, Greenwood, Oxford Co., Maine, USA
  • Willis True mine, Waterford, Oxford Co., Maine, USA
  • Willis Warren mine, Stoneham, Oxford Co., Maine, USA
  • Wiseman Mine, Spruce Pine, Mitchell Co., North Carolina, USA
  • Witt Hill Chrysoberyl locality, Greenwood, Oxford Co., Maine, USA
  • Wolfe's Neck locality, Freeport, Cumberland Co., Maine, USA
  • Woodstock mine, Woodstock, Oxford Co., Maine, USA
  • Woolworth Beryl locality, Winthrop, Kennebec Co., Maine, USA
  • Yedlin Locality mine, Topsham, Sagadahoc Co., Maine, USA
  • Yuhas No. 1 mine, Acworth, Sullivan Co., New Hampshire, USA
  • Yuhas No. 2 mine, Acworth, Sullivan Co., New Hampshire, USA

Bibliografía y más información

  • Bulletin de Mineralogie, vol. 107, p.401, (1984)

Comparte en:

Clasificación

Estado IMA: Válido. Descrito con antelación a 1959 (pre-IMA), se considera un mineral clásico o histórico (grandfathered)

Nickel-Strunz : 09.FA.30
  • 9: Silicatos
  • 09.F: Tectosilicatos sin ceolita H2O
  • 09.FA: Tectosilicates sin aniones no tetraédricos adicionales, (Al,B):Si=1:1

Dana 8th ed. : 76.1.1.5

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