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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Augite from
Big Rock Quarry (3M Quarry; Arch Street Pike Quarry), Granite Mountain area, Little Rock, Pulaski County, Arkansas, USA


Locality type:Quarry
Classification
Species:Augite
Formula:(CaxMgyFez)(Mgy1Fez1)Si2O6
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Augite data
Locality Data:Click here to view Big Rock Quarry (3M Quarry; Arch Street Pike Quarry), Granite Mountain area, Little Rock, Pulaski County, Arkansas, USA
Data Identifiers
Mindat Occurrence Record ID:45190
Long-form Identifier:1:3:45190:3
GUID (UUID V4):0
Nearest other occurrences of Augite
2.8km (1.7 miles) ⓘGranite Mountain Quarry No. 1, Granite Mountain Area, Little Rock, Pulaski County, Arkansas, USA
53.0km (32.9 miles) ⓘMarler Mine, Owensville, Saline County, Arkansas, USA
58.5km (36.4 miles) ⓘMagnet Cove Rutile Company deposits, Magnet Cove, Hot Spring County, Arkansas, USA
59.1km (36.7 miles) ⓘJones Mill Quarry, Magnet Cove, Hot Spring County, Arkansas, USA
59.7km (37.1 miles) ⓘDiamond Jo Quarry, Magnet Cove, Hot Spring County, Arkansas, USA
66.5km (41.3 miles) ⓘUnion Carbide Mine, Wilson Springs (Potash Sulfur Springs), Garland County, Arkansas, USA
67.7km (42.1 miles) ⓘWilson Springs (Potash Sulfur Springs), Garland County, Arkansas, USA
68.6km (42.7 miles) ⓘV intrusive, Lake Catherine, Garland County, Arkansas, USA
References
 
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