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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Magnetite from
St. Patrick's group (St. Patrick claim; Alger Creek claims), Forest Falls (Fallsvale; Fallsville; Forest Home), San Bernardino County, California, USA


Classification
Species:Magnetite
Formula:Fe2+Fe23+O4
Confirmation
Validity:Believed Valid
Associated Minerals:
Associates:Uranothorite
Data
Mineral Data:Click here to view Magnetite data
Locality Data:Click here to view St. Patrick's group (St. Patrick claim; Alger Creek claims), Forest Falls (Fallsvale; Fallsville; Forest Home), San Bernardino County, California, USA
Data Identifiers
Mindat Occurrence Record ID:647341
Long-form Identifier:1:3:647341:9
GUID (UUID V4):0
Nearest other occurrences of Magnetite
2.8km (1.7 miles) ⓘUnnamed U-Th-REE prospects [1], Forest Falls (Fallsvale; Fallsville; Forest Home), San Bernardino County, California, USA
26.0km (16.2 miles) ⓘDesert Gold claims, Whitewater (White Water), Riverside County, California, USA
26.2km (16.3 miles) ⓘDesert View Mine, Fawnskin (Grout), Bear Valley District, San Bernardino County, California, USA
35.4km (22.0 miles) ⓘRed Boulder No. 1 prospect (Unnamed REE-U-Th occurrence [1]), One Hole Spring, Bighorn Mountains, San Bernardino County, California, USA
39.7km (24.7 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
40.9km (25.4 miles) ⓘRock Corral, Landers, San Bernardino County, California, USA
44.6km (27.7 miles) ⓘOld City Quarry (City Quarry; North Hill Quarry; Quarry Hill; Fairmount), Riverside, Riverside County, California, USA
44.7km (27.8 miles) ⓘCommercial Quarry, Sky Blue Hill, Crestmore quarries, Crestmore, Jurupa Valley, Riverside County, California, USA
44.7km (27.8 miles) ⓘWet Weather Quarry, Sky Blue Hill, Crestmore quarries, Crestmore, Jurupa Valley, Riverside County, California, USA
46.8km (29.1 miles) ⓘHenshaw Quarry, Bloomington, San Bernardino County, California, USA
References
Hewett, D. F., Stone, Jerome (1957) Uranothorite near Forest Home, San Bernardino County, California. American Mineralogist, 42 (1-2) 104-107
Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 366
 
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