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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Quartz from
Potosi Mine, French Mining District, Owyhee County, Idaho, USA


Locality type:Mine
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Potosi Mine, French Mining District, Owyhee County, Idaho, USA
Data Identifiers
Mindat Occurrence Record ID:450289
Long-form Identifier:1:3:450289:0
GUID (UUID V4):0
Nearest other occurrences of Quartz
0.1km (0.0 miles) ⓘSilver City Mine, Silver City Mining District (Carson Mining District), Owyhee County, Idaho, USA
0.4km (0.2 miles) ⓘSilver City Region, Silver City Region, Owyhee County, Idaho, USA
0.7km (0.4 miles) ⓘBishop Vein Mine (Addie Consolidated Mining Company), French Mining District, Owyhee County, Idaho, USA
1.0km (0.6 miles) ⓘMetallic Mine (Miller and Walters), Silver City Mining District (Carson Mining District), Owyhee County, Idaho, USA
1.7km (1.0 miles) ⓘPauper Vein Mine, French Mining District, Owyhee County, Idaho, USA
1.9km (1.2 miles) ⓘErdman prospect (Erdman tunnel; Erdman Mine), De Lamar Mining District, Owyhee County, Idaho, USA
1.9km (1.2 miles) ⓘBanner Mine (Tip Top; Monarch Trust), De Lamar Mining District, Owyhee County, Idaho, USA
2.1km (1.3 miles) ⓘGold Bug Vein Mine, Silver City Mining District (Carson Mining District), Owyhee County, Idaho, USA
2.1km (1.3 miles) ⓘPoorman Mine (Oso; Belle Peck Tunnels), Silver City Mining District (Carson Mining District), Owyhee County, Idaho, USA
2.2km (1.4 miles) ⓘEmpire Veins Mine (Illinois Central; San Juan; Idle Wilde; Liberty; Dernier Resort), French Mining District, Owyhee County, Idaho, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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