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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Gneiss from
Unnamed Au mine [242] (Unnamed prospect; Gold occurrence), Mountain Spring Camp, Piute Mts [S], San Bernardino County, California, USA


Locality type:Mine
Classification
Type:Gneiss
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Gneiss data
Locality Data:Click here to view Unnamed Au mine [242] (Unnamed prospect; Gold occurrence), Mountain Spring Camp, Piute Mts [S], San Bernardino County, California, USA
Data Identifiers
Mindat Occurrence Record ID:1027689
Long-form Identifier:1:3:1027689:7
GUID (UUID V4):0
Nearest other occurrences of Gneiss
0.0km (0.0 miles) ⓘUnnamed Au occurrence [263] (Unnamed prospect), Mountain Spring Camp, Piute Mts [S], San Bernardino County, California, USA
1.6km (1.0 miles) ⓘMountain Spring prospect (Mtn Spring prospect; Unnamed mine; Unnamed prospect), Mountain Spring Camp, Piute Mts [S], San Bernardino County, California, USA
3.4km (2.1 miles) ⓘUnnamed Au mine [243] (Unnamed prospect; Gold prospect), Mountain Spring Camp, Piute Mts [S], San Bernardino County, California, USA
3.4km (2.1 miles) ⓘUnnamed Au prospect [209], Fenner Spring, Piute Mts [S], San Bernardino County, California, USA
12.4km (7.7 miles) ⓘPiute Mountains Mine (Unnamed Gold-Silver occurrence; Unnamed mine), Fenner Spring, Piute Mts [S], San Bernardino County, California, USA
15.8km (9.8 miles) ⓘBarred Spring prospect (Barrel Spring prospect ??; Unnamed prospect), Barrel Spring, Piute Mts [S], San Bernardino County, California, USA
20.6km (12.8 miles) ⓘSection 11 Gold prospect (Unnamed prospect), Big Chief Peak, Chemehuevi Valley, San Bernardino County, California, USA
21.3km (13.2 miles) ⓘUnnamed Cu-Au-Pb mine [1] (Unnamed prospect; Gold occurrence; Unnamed mine), Hackberry Spring, Hackberry Mountain, Signal Mining District (Vontrigger Mining District), San Bernardino County, California, USA
21.3km (13.2 miles) ⓘUnnamed Au-Ag mine [96], Essex, Fenner Valley, San Bernardino County, California, USA
22.9km (14.2 miles) ⓘGold Ace West prospect (Section 7 Mine), Big Chief Peak, Chemehuevi Valley, San Bernardino County, California, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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