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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Calcite from
Yuba Mine (Inghram Mine), Hughes Gulch, Greaterville placer deposits, Greaterville, Greaterville Mining District, Pima County, Arizona, USA


Locality type:Mine
Classification
Species:Calcite
Formula:CaCO3
Comments:In banded quartz-calcite-barite veins.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Calcite data
Locality Data:Click here to view Yuba Mine (Inghram Mine), Hughes Gulch, Greaterville placer deposits, Greaterville, Greaterville Mining District, Pima County, Arizona, USA
Data Identifiers
Mindat Occurrence Record ID:178573
Long-form Identifier:1:3:178573:9
GUID (UUID V4):0
Nearest other occurrences of Calcite
0.7km (0.5 miles) ⓘQuebec Mine, N Gulch, Greaterville placer deposits, Greaterville, Greaterville Mining District, Pima County, Arizona, USA
2.0km (1.2 miles) ⓘSt. Louis Mine (Morning Star Mine; Isabel), St. Louis Gulch, Hughes Gulch, Greaterville placer deposits, Greaterville, Greaterville Mining District, Pima County, Arizona, USA
3.3km (2.0 miles) ⓘGreaterville, Greaterville Mining District, Pima County, Arizona, USA
3.7km (2.3 miles) ⓘSanta Rita group (Hammer Head group), Greaterville Mining District, Pima County, Arizona, USA
3.9km (2.4 miles) ⓘConglomerate Mine (Anderson Mine; Snyder Mine; Silver Moon; Sonoita; Reese; Colossa; Aurum; A.W.A.; Anderson prospect), Fish Canyon, Greaterville, Greaterville Mining District, Pima County, Arizona, USA
5.0km (3.1 miles) ⓘGolden Gate Mine group, Rosemont (Rosemont Camp), Helvetia-Rosemont Mining District, Pima County, Arizona, USA
5.0km (3.1 miles) ⓘFlorida Mine, Robinson property (Robinson group), Stone Cabin Canyon, Old Baldy Mining District, Pima County, Arizona, USA
5.1km (3.1 miles) ⓘOnyx Cave, Greaterville Mining District, Santa Cruz County, Arizona, USA
5.6km (3.5 miles) ⓘOld Baldy prospects, Littleshot Camp, Madera Canyon, Old Baldy Mining District, Santa Cruz County, Arizona, USA
7.7km (4.8 miles) ⓘCoconino Mine, Rosemont (Rosemont Camp), Helvetia-Rosemont Mining District, Pima County, Arizona, USA
References
Hill, J.M. (1910), Notes on the placer deposits of Greaterville, AZ, USGS Bull. 430
Schrader (1915): 156-157
Schrader, F.C. & J.M. Hill (1915), Mineral deposits of the Santa Rita and Patagonia Mountains, Arizona, USGS Bull. 582: 157
Keith, Stanton B. (1974), AZ Bur. of Geol. & Min. Technology, Geol. Survey Br. Bull. 189, Index of Mining Properties in Pima County, AZ: 121 (Table 4)
(n.d.) ADMMR Mines Database, Arizona Geological Survey.
 
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