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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Chalcocite from
American Boy Mine (Lost Horse; Rhode Island; Down #1 & #2; Albert Gross; Fraction; New York; American), Piper Gulch, Mansfield Gulch (Mansfield Canyon), Temporal Gulch, Wrightson Mining District, Santa Cruz County, Arizona, USA


Locality type:Mine
Classification
Species:Chalcocite
Formula:Cu2S
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Chalcocite data
Locality Data:Click here to view American Boy Mine (Lost Horse; Rhode Island; Down #1 & #2; Albert Gross; Fraction; New York; American), Piper Gulch, Mansfield Gulch (Mansfield Canyon), Temporal Gulch, Wrightson Mining District, Santa Cruz County, Arizona, USA
Data Identifiers
Mindat Occurrence Record ID:269759
Long-form Identifier:1:3:269759:8
GUID (UUID V4):0
Nearest other occurrences of Chalcocite
2.1km (1.3 miles) ⓘAugusta Mine (Hosey Mine; Presidential Mine), Hosey Mine group, Mansfield Gulch (Mansfield Canyon), Temporal Gulch, Wrightson Mining District, Santa Cruz County, Arizona, USA
2.2km (1.3 miles) ⓘHosey Mine group, Mansfield Gulch (Mansfield Canyon), Temporal Gulch, Wrightson Mining District, Santa Cruz County, Arizona, USA
2.9km (1.8 miles) ⓘViceroy Mine, Squaw Gulch area, Tyndall Mining District, Santa Cruz County, Arizona, USA
3.6km (2.2 miles) ⓘBurro Mine, Squaw Gulch area, Tyndall Mining District, Santa Cruz County, Arizona, USA
3.8km (2.4 miles) ⓘApache Mine (Bohlinger Mine ?), Apache Gulch, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USA
3.9km (2.5 miles) ⓘAlto Mine group (Alto vein swarm), Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USA
4.0km (2.5 miles) ⓘAlto Mine (Alto vein; Gold Tree Mine; El Plomo Mine), Alto Mine group (Alto vein swarm), Alto Hill, Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USA
4.9km (3.0 miles) ⓘJersey Girl Mine (Jersey Girl prospect), Toluachi group of claims (Toluachi group; Bonanza tunnel; Tennantite claim), Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USA
5.5km (3.4 miles) ⓘRhode Island Mine, Josephine Canyon, Tyndall Mining District, Santa Cruz County, Arizona, USA
5.6km (3.5 miles) ⓘMohawk Mine, Tyndall Mining District, Santa Cruz County, Arizona, USA
References
Schrader, F.C. & J.M. Hill (1915), Mineral deposits of the Santa Rita and Patagonia Mountains, Arizona, USGS Bull. 582: 230
 
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