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Muscovite from
Schroeder deposit, Cottonwood-Fort Jones-Yreka, Yreka, Siskiyou County, California, USA


Locality type:Deposit
Classification
Species:Muscovite
Formula:KAl2(AlSi3O10)(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Muscovite data
Locality Data:Click here to view Schroeder deposit, Cottonwood-Fort Jones-Yreka, Yreka, Siskiyou County, California, USA
Data Identifiers
Mindat Occurrence Record ID:1494426
Long-form Identifier:1:3:1494426:0
GUID (UUID V4):0
Nearest other occurrences of Muscovite
2.1km (1.3 miles) ⓘWar Horse group (McKinley), McKinley Mountain, Humbug Mining District, Klamath Mountains, Siskiyou County, California, USA
17.5km (10.9 miles) ⓘQuartz Hill Mine, Scott Bar, Klamath Mountains, Siskiyou County, California, USA
23.8km (14.8 miles) ⓘMugginsville, Oro Fino Mining District, Klamath Mountains, Siskiyou County, California, USA
49.5km (30.8 miles) ⓘAshland Mine, Ashland Mining District, Jackson County, Oregon, USA
53.3km (33.1 miles) ⓘOro Grande Mining Company Mine (McKeen; Cummings; Shasta), Sugar Hill, Callahan Mining District (Scott River Mining District), Klamath Mountains, Siskiyou County, California, USA
60.2km (37.4 miles) ⓘHickey Mine, Trooks Flat, Liberty Mining District, Klamath Mountains, Siskiyou County, California, USA
69.7km (43.3 miles) ⓘRainbow Mine (Siskron Mine; January 1st. Mine), Sucker Creek District, Josephine County, Oregon, USA
74.9km (46.6 miles) ⓘQueen of Bronze Mine (North and South Queen of Bronze), Takilma Mining District, Josephine County, Oregon, USA
76.2km (47.4 miles) ⓘBraden Mine (Braden Extension), Gold Hill Mining District, Jackson County, Oregon, USA
95.5km (59.4 miles) ⓘBig Boy Mine (Big Boy group; Big Boy Cinnabar group), Rockland, Diamond Creek Mining District, Klamath Mountains, Del Norte County, California, USA
References
Taylor, Ryan D.; Morgan, Leah E.; Jourdan, Fred; Monecke, Thomas; Marsh, Erin E.; Goldfarb, Richard J. (2022) Late Jurassic-Early Cretaceous orogenic gold mineralization in the Klamath Mountains, California: Constraints from 40Ar/39Ar dating of hydrothermal muscovite. Ore Geology Reviews, 141. p.104661. doi:10.1016/j.oregeorev.2021.104661
 
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