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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Fluorite from
Orocopia Fluorspar Mine (Holmestake Mine), Chiriaco Summit (Shaver Summit), Dos Palmas District, Orocopia Mts (Dos Palmas Mts), Riverside County, California, USA


Locality type:Mine
Classification
Species:Fluorite
Formula:CaF2
Comments:Occurs as aggregates of crystals 1/8 to ¼ inch (0.3 - 1.2 cm) diameter. Mined commercially.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Fluorite data
Locality Data:Click here to view Orocopia Fluorspar Mine (Holmestake Mine), Chiriaco Summit (Shaver Summit), Dos Palmas District, Orocopia Mts (Dos Palmas Mts), Riverside County, California, USA
Data Identifiers
Mindat Occurrence Record ID:644140
Long-form Identifier:1:3:644140:1
GUID (UUID V4):0
Nearest other occurrences of Fluorite
23.0km (14.3 miles) ⓘRed Cloud Mine, Pilot Mountain, Chuckwalla Mountains, Riverside County, California, USA
32.2km (20.0 miles) ⓘEagle Mountain, Eagle Mountains Mining District (Monte Negro Mining District), Eagle Mountains, Riverside County, California, USA
65.4km (40.7 miles) ⓘFluorspar group (Fluor Spar group; Fluorspar Group of Mines), Packard Well, Palen Mountains, Riverside County, California, USA
65.4km (40.7 miles) ⓘFluorspar group of mines (Fluorspar group; Fluor Spar group; Floyd Brown Mine), Packard Well, Palen Mountains, Riverside County, California, USA
71.9km (44.7 miles) ⓘBlack Widow Mine (Black Angus Mine; Angus No. 2), Thumb Peak, Palo Verde Mining District, Palo Verde Mountains, Imperial County, California, USA
78.3km (48.7 miles) ⓘOpal Hill Mine, Mule Mountains District (Hodges Mountain District), Riverside County, California, USA
80.8km (50.2 miles) ⓘRed Bluff Fluorspar deposit (Red Bluff deposit), Midland, Little Maria Mountains, Riverside County, California, USA
81.1km (50.4 miles) ⓘUnnamed Fluorspar occurrence [1], Midland, Little Maria Mountains, Riverside County, California, USA
84.3km (52.4 miles) ⓘDale 3-X Brown Mine, Midland, Little Maria Mountains, Riverside County, California, USA
86.2km (53.6 miles) ⓘPresident Claim, Midway Well, Paymaster Mining District, Chocolate Mountains, Imperial County, California, USA
References
Saul, R.B., Evans, J.R., and Gray, C.H. (1970) Mines and mineral resources of Riverside County. California Division of Mines and Geology County Report 9. Unpublished manuscript: 233
Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.
 
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