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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Epidote from
North Star Mine (Northstar Mine), Kofa Mining District, Yuma County, Arizona, USA


Locality type:Mine
Classification
Species:Epidote
Formula:(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Epidote data
Locality Data:Click here to view North Star Mine (Northstar Mine), Kofa Mining District, Yuma County, Arizona, USA
Data Identifiers
Mindat Occurrence Record ID:245641
Long-form Identifier:1:3:245641:6
GUID (UUID V4):0
Nearest other occurrences of Epidote
14.5km (9.0 miles) ⓘAlonah Mine, La Paz County, Arizona, USA
34.0km (21.1 miles) ⓘEagle Eye Mine, Moore Mine group, New Water Mining District, New Water Mountains, La Paz County, Arizona, USA
39.2km (24.3 miles) ⓘIron Queen & Copper Prince Mine groups, Plomosa Mining District, Plomosa Mountains, La Paz County, Arizona, USA
45.7km (28.4 miles) ⓘOrocopia Schist Subduction Channel, Eagletail Mts (Cemetary Ridge), La Paz County, Arizona, USA
50.7km (31.5 miles) ⓘCollins prospect (Old Collins prospect; Cemetary Ridge prospects), Eagle Tail Mining District, Eagletail Mts (Cemetary Ridge), La Paz County, Arizona, USA
51.5km (32.0 miles) ⓘMariquitta Mine, Middle Camp Mountain, Middle Camp-Oro Fino Mining District, Dome Rock Mountains, La Paz County, Arizona, USA
54.6km (34.0 miles) ⓘDome Rock Mountains, La Paz County, Arizona, USA
57.1km (35.5 miles) ⓘMuderbach Mine, Ibex Peak, Plomosa Mining District, Plomosa Mountains, La Paz County, Arizona, USA
59.5km (37.0 miles) ⓘDarling Mine, Middle Camp Mountain, La Paz Mining District (Weaver Mining District), Dome Rock Mountains, La Paz County, Arizona, USA
59.5km (37.0 miles) ⓘTungsten Hill Mine, La Paz Mining District (Weaver Mining District), Dome Rock Mountains, La Paz County, Arizona, USA
References
Wilson, E.D. (1933), AZ Bur. Mines Bull. 134: 113-116
Wilson, E.D., et al (1934)(revised 1967), AZ Bur. Mines Bull. 137: 139-141.
Anthony, John W.; Williams, Sidney A.; Bideaux, Richard A.; Grant, Raymond W. (1995) Mineralogy of Arizona (3rd ed.). University of Arizona Press.p.143
 
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