Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Rose Quartz from
Columbia Mine (April Fool claim; Belo Horizonte claim; California Gem Mine; Columbia Gem Mine; Desert Rose claim; San Jacinto Gem Mine; Discovery), Thomas Mountain, Thomas Mountain [town], Cahuilla Mining District, Riverside County, California, USA


Locality type:Mine
Classification
Species:Quartz var: Rose Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Rose Quartz data
Locality Data:Click here to view Columbia Mine (April Fool claim; Belo Horizonte claim; California Gem Mine; Columbia Gem Mine; Desert Rose claim; San Jacinto Gem Mine; Discovery), Thomas Mountain, Thomas Mountain [town], Cahuilla Mining District, Riverside County, California, USA
Data Identifiers
Mindat Occurrence Record ID:480570
Long-form Identifier:1:3:480570:0
GUID (UUID V4):0
Nearest other occurrences of Rose Quartz
15.5km (9.6 miles) ⓘWilliamson Mine (Coahuila Brave claim; Williamson Silica Mine), Cahuilla Mountain, Cahuilla Mining District, Riverside County, California, USA
15.7km (9.7 miles) ⓘGranitic pegmatite occurrence (group II; younger pegmatites), Little Cahuilla Mountain, Cahuilla Mining District, Riverside County, California, USA
16.3km (10.1 miles) ⓘSchindler Mine (Beryl Crystal claims; Schindler claims; Silica Beryl claims; Silica Beryl group), Little Cahuilla Mountain, Cahuilla Mining District, Riverside County, California, USA
17.2km (10.7 miles) ⓘSly Rick prospect (Green Centipede claim), Little Cahuilla Mountain, Cahuilla Mining District, Riverside County, California, USA
46.4km (28.8 miles) ⓘRose Quartz Mine (Patton lode; Patten lode; Powers group; Crystal Quartz; White Quartz; Sante Fe Gem), Mesa Grande, Mesa Grande Mining District, San Diego County, California, USA
47.4km (29.5 miles) ⓘPala Mountain, Pala, Pala Mining District, San Diego County, California, USA
51.2km (31.8 miles) ⓘSouthern Pacific Silica Quarry (Southern Pacific deposit; Nuevo Mine; Southern Pacific Quarry; S.P. Silica Quarry; S.P. Mine; Nuevo Quarry), Nuevo, Lakeview Mountains, Riverside County, California, USA
References
Kunz, George F. (1905) Gems, Jewelers' Materials, and Ornamental Stones of California. Bulletin 37 (2nd ed.) California State Mining Bureau
 
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