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Muscovite from
Unnamed Mica occurrence [6], Helendale (Helen; Judson; Point of Rocks), San Bernardino County, California, USA


Locality type:Occurrence
Classification
Species:Muscovite
Formula:KAl2(AlSi3O10)(OH)2
Comments:Comprises almost the entirety of the mica schist.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Muscovite data
Locality Data:Click here to view Unnamed Mica occurrence [6], Helendale (Helen; Judson; Point of Rocks), San Bernardino County, California, USA
Data Identifiers
Mindat Occurrence Record ID:673090
Long-form Identifier:1:3:673090:1
GUID (UUID V4):0
Nearest other occurrences of Muscovite
19.2km (11.9 miles) ⓘMarter-White deposit (Velvet White deposit; River plant), Silver Mountain, Oro Grande Mining District, San Bernardino County, California, USA
21.0km (13.1 miles) ⓘUnnamed Fe-Lazulite occurrence [1], Stoddard Mountain, Rodman Mountains, Belleville Mining District, San Bernardino County, California, USA
39.5km (24.5 miles) ⓘKramer Borate deposit, Boron, Kern County, California, USA
49.5km (30.8 miles) ⓘOrd Mountain Mine (Ord Mountain Mine System; Ord Mine; Ord Mountain deposits; Osborn; Rio Vista claim; Brilliant claim; Josephine claim; Belgium claim; Copper Junction claim), Ord Mountain, Ord Mountains, Ord Mining District, San Bernardino County, California, USA
55.8km (34.6 miles) ⓘUnnamed Sericite occurrence [1], Calico, Calico District (Daggett District; Calico-Daggett area), Calico Mts (Calico Hills), San Bernardino County, California, USA
58.4km (36.3 miles) ⓘWrightwood, San Bernardino County, California, USA
58.4km (36.3 miles) ⓘWhite Knob Quarry, Lucerne Valley, Lucerne Valley Limestone District, San Bernardino County, California, USA
59.5km (37.0 miles) ⓘAmerican Gold and Tungsten Mine (Top Notch), Atolia, Atolia Mining District, San Bernardino County, California, USA
64.5km (40.1 miles) ⓘSky Blue No. 3 Mine (Blue Sky Number 3), Goldstone, Goldstone Mining District, San Bernardino County, California, USA
65.1km (40.4 miles) ⓘUnspecified Mariposite occurrence [1], Government Peak, Kern County, California, USA
References
Bowen, O.E., Jr. (1954), Geology and mineral deposits of Barstow quadrangle, San Bernardino County, California: California Division Mines Bulletin 165: 151
Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.
 
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