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Sericite from
Gold Hill Mine (Crown Point Mine), Yankee Jims, Forest Hill Mining District, Placer County, California, USA


Locality type:Mine
Classification
Species:Muscovite var: Sericite
Formula:KAl2(AlSi3O10)(OH)2
Comments:Occurs as sericite schist or phyllite.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Sericite data
Locality Data:Click here to view Gold Hill Mine (Crown Point Mine), Yankee Jims, Forest Hill Mining District, Placer County, California, USA
Data Identifiers
Mindat Occurrence Record ID:940327
Long-form Identifier:1:3:940327:7
GUID (UUID V4):0
Nearest other occurrences of Sericite
15.7km (9.7 miles) ⓘDavid prospect, Georgetown, Georgetown District, East Segment Mother Lode, El Dorado County, California, USA
21.3km (13.3 miles) ⓘDiamond - Bullion - Alaska Mine group (Consolidated Bullion Mine; Diamond claim; Bullion claim; Alaska claim; Union Jack claim; Galena claim; Ione claim; Big Diamond vein; Galena-Bullion vein; Alaska vein), La Barr Meadows, Grass Valley Mining District, Nevada County, California, USA
22.0km (13.7 miles) ⓘAllison Ranch Quartz Mine (Allison Ranch Mine; Allison Ranch vein; Allison Ranch Qtz.; Crossus Consolidated Mine; Stanton Mine), La Barr Meadows, Grass Valley Mining District, Nevada County, California, USA
22.9km (14.2 miles) ⓘSultana Mine (Electric Mine; Sultana-Orleans Mine), Empire Star group (Empire Star Mines Company holdings), Grass Valley, Grass Valley Mining District, Nevada County, California, USA
23.3km (14.5 miles) ⓘOmaha Consolidated Mine (Omaha Cons.; Lone Jack Mine; Omaha vein), Empire West Mine (Lone Ridge), Empire Star group (Empire Star Mines Company holdings), Grass Valley, Grass Valley Mining District, Nevada County, California, USA
23.5km (14.6 miles) ⓘGrass Valley Mining District, Nevada County, California, USA
23.9km (14.9 miles) ⓘPennsylvania Mine [1] (Pennsylvania Consolidated Qtz; Pennsylvania-W.Y.O.D.; Pennsylvania vein; Pennsylvania-Wyod; Wyod), Empire Star group (Empire Star Mines Company holdings), Grass Valley, Grass Valley Mining District, Nevada County, California, USA
24.3km (15.1 miles) ⓘIdaho-Maryland Mine (Idaho Maryland prospect; Maryland Mine; Howard Hill/Morning Dew; Idaho Maryland-Brunswick), Idaho-Maryland group, Grass Valley, Grass Valley Mining District, Nevada County, California, USA
24.4km (15.1 miles) ⓘNew York Hill Mine (New York Hill vein; North Star vein), North Star group, Empire Star group (Empire Star Mines Company holdings), Grass Valley, Grass Valley Mining District, Nevada County, California, USA
24.6km (15.3 miles) ⓘMassachusetts Hill Quartz Mine (Massachusetts Hill Qtz; Rocky Bar Mine; Boston Ravine claim; Great Britain claim; New Rocky Bar claim; New York Hill claim; Polkinghorn claim; Rocky Bar claim; Stockbridge claim), Empire Star group (Empire Star Mines Company holdings), Grass Valley, Grass Valley Mining District, Nevada County, California, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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