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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Chromite from
Mendenhall No. 1 Mine (Cedar Mountain Mine; Mendenhall Chrome Mines; Mendenhall Mine; Newman Mine), Cedar Mountain, Cedar Mountain Mining District, Alameda County, California, USA


Locality type:Mine
Classification
Species:Chromite
Formula:Fe2+Cr23+O4
Confirmation
Validity:Erroneously Reported
Data
Mineral Data:Click here to view Chromite data
Locality Data:Click here to view Mendenhall No. 1 Mine (Cedar Mountain Mine; Mendenhall Chrome Mines; Mendenhall Mine; Newman Mine), Cedar Mountain, Cedar Mountain Mining District, Alameda County, California, USA
Data Identifiers
Mindat Occurrence Record ID:647404
Long-form Identifier:1:3:647404:1
GUID (UUID V4):0
Nearest other occurrences of Chromite
0.3km (0.2 miles) ⓘPine Grove occurrence, Cedar Mountain, Cedar Mountain Mining District, Alameda County, California, USA
0.3km (0.2 miles) ⓘManzanita Grove prospect (Winship-Doak; Winship-Donovan), Cedar Mountain, Cedar Mountain Mining District, Alameda County, California, USA
0.3km (0.2 miles) ⓘUnnamed Cr occurrences [1], Cedar Mountain, Cedar Mountain Mining District, Alameda County, California, USA
0.4km (0.3 miles) ⓘClark claim (Vernon Clark claim), Cedar Mountain, Cedar Mountain Mining District, Alameda County, California, USA
0.9km (0.5 miles) ⓘDouglas Mine, Cedar Mountain, Cedar Mountain Mining District, Alameda County, California, USA
5.0km (3.1 miles) ⓘCummings prospect (Merchant; Draghi), Lookout Point, Cedar Mountain Mining District, Alameda County, California, USA
5.6km (3.5 miles) ⓘMendenhall Mine, Tesla, Livermore Mining District (Tesla District), Alameda County, California, USA
7.5km (4.7 miles) ⓘJones prospect, Lookout Point, Cedar Mountain Mining District, Alameda County, California, USA
18.6km (11.5 miles) ⓘFerraro prospect (Winship properties), Red Mountain, Black Wonder Mining District, Santa Clara County, California, USA
22.0km (13.7 miles) ⓘBlack Bart Mine group, Red Mountain, Black Wonder Mining District, Stanislaus County, California, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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