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
Unnamed Ag-Au mine [1], Bald Mountain [1], Klamath Mountains, Siskiyou County, California, 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 Unnamed Ag-Au mine [1], Bald Mountain [1], Klamath Mountains, Siskiyou County, California, USA
Data Identifiers
Mindat Occurrence Record ID:334682
Long-form Identifier:1:3:334682:2
GUID (UUID V4):0
Nearest other occurrences of Quartz
0.1km (0.1 miles) ⓘUnnamed Au-Ag mine [4], Bald Mountain [1], Klamath Mountains, Siskiyou County, California, USA
0.8km (0.5 miles) ⓘUnnamed Au-Ag mine [1], Bald Mountain [1], Klamath Mountains, Siskiyou County, California, USA
0.8km (0.5 miles) ⓘMabel Mine, Bald Mountain [1], Klamath Mountains, Siskiyou County, California, USA
1.3km (0.8 miles) ⓘUnnamed Au mine [63], Bald Mountain [1], Klamath Mountains, Siskiyou County, California, USA
2.4km (1.5 miles) ⓘUnnamed Au mine [70], Bald Mountain [1], Klamath Mountains, Siskiyou County, California, USA
2.4km (1.5 miles) ⓘUnnamed Au mine [79], Monument Point, Klamath River Mining District, Klamath Mountains, Siskiyou County, California, USA
2.6km (1.6 miles) ⓘCassel Quartz Company Mine, Bald Mountain [1], Klamath Mountains, Siskiyou County, California, USA
2.7km (1.7 miles) ⓘM and M Mine, Bald Mountain [1], Klamath Mountains, Siskiyou County, California, USA
3.3km (2.1 miles) ⓘUnnamed Au mine [80], Bearcat Mountain, Klamath Mountains, Siskiyou County, California, USA
3.7km (2.3 miles) ⓘUnnamed Au mine [10], Bald Mountain [1], Klamath Mountains, Siskiyou County, California, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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