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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Specularite from
Alta Mine, Hardshell Gulch, Harshaw, Harshaw Mining District, Patagonia Mountains, Santa Cruz County, Arizona, USA


Locality type:Mine
Classification
Species:Hematite var: Specularite
Formula:Fe2O3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Specularite data
Locality Data:Click here to view Alta Mine, Hardshell Gulch, Harshaw, Harshaw Mining District, Patagonia Mountains, Santa Cruz County, Arizona, USA
Data Identifiers
Mindat Occurrence Record ID:173191
Long-form Identifier:1:3:173191:0
GUID (UUID V4):0
Nearest other occurrences of Specularite
1.1km (0.7 miles) ⓘTrench Mine, Trench and Josephine Mine group (Josephine Mines; Trench group of claims; Lunch Cans prospect), Alum Gulch, Harshaw Mining District, Patagonia Mountains, Santa Cruz County, Arizona, USA
2.5km (1.6 miles) ⓘLead Queen Mine (Golden Rose; Mono Mine), Buffalo Mine group (Jefferson group), Wieland group (Wieland group claims), Harshaw, Harshaw Mining District, Patagonia Mountains, Santa Cruz County, Arizona, USA
3.7km (2.3 miles) ⓘMorning Glory Mine, Alum Gulch, Harshaw Mining District, Patagonia Mountains, Santa Cruz County, Arizona, USA
4.7km (2.9 miles) ⓘRed Mountain Mine (Red Mountain Copper prospect; Gem Mine; Carlton property; Ten Grand Mine; Red Mountain project), Red Mountain, Patagonia Mountains, Santa Cruz County, Arizona, USA
6.6km (4.1 miles) ⓘAlum Gulch, Harshaw Mining District, Patagonia Mountains, Santa Cruz County, Arizona, USA
9.6km (6.0 miles) ⓘTibbetts Mine (Evening Star Mine), Duquesne-Washington Camp, Patagonia Mining District, Patagonia Mountains, Santa Cruz County, Arizona, USA
9.7km (6.1 miles) ⓘGolden Rose Mine (Mord and Wieland claim), Providencia Canyon, Patagonia Mining District, Patagonia Mountains, Santa Cruz County, Arizona, USA
9.9km (6.1 miles) ⓘSpecularite prospect, Patagonia Mining District, Patagonia Mountains, Santa Cruz County, Arizona, USA
10.2km (6.3 miles) ⓘPowers prospect (Copper Mountain prospect), Redrock Canyon, Redrock Mining District, Santa Cruz County, Arizona, USA
10.6km (6.6 miles) ⓘPride of the West Mine, Nash Mines group (Duquesne-Washington group), Duquesne-Washington Camp, Patagonia Mining District, Patagonia Mountains, Santa Cruz County, Arizona, USA
References
Hamilton, Patrick (1881) The Resources of Arizona - A Manual of Reliable Information Concerning the Territory. The Legislature of the Territory of Arizona. p.42
Schrader, F.C. & J.M. Hill (1915), Mineral deposits of the Santa Rita and Patagonia Mountains, Arizona, USGS Bull. 582: 272
Ref.: Keith, Stanton B. (1975), Arizona Bureau of mines Bull. 191, Index of Mining Properties in Santa Cruz County Arizona: 56
(n.d.) ADMMR Mines Database, Arizona Geological Survey.
 
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