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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Wollastonite from
Mineral Hill Mines (Azurite group; Old Azurite Mine; Copper Glance Mine), Mineral Hill, Mission complex, San Xavier, Pima Mining District, Sierrita Mountains, Pima County, Arizona, USA


Locality type:Mine
Classification
Species:Wollastonite
Formula:Ca3(Si3O9)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Wollastonite data
Locality Data:Click here to view Mineral Hill Mines (Azurite group; Old Azurite Mine; Copper Glance Mine), Mineral Hill, Mission complex, San Xavier, Pima Mining District, Sierrita Mountains, Pima County, Arizona, USA
Data Identifiers
Mindat Occurrence Record ID:537138
Long-form Identifier:1:3:537138:9
GUID (UUID V4):0
Nearest other occurrences of Wollastonite
2.4km (1.5 miles) ⓘMission pit, Mission complex, San Xavier, Pima Mining District, Sierrita Mountains, Pima County, Arizona, USA
2.4km (1.5 miles) ⓘMission Mine (Mission underground mine), Mission complex, San Xavier, Pima Mining District, Sierrita Mountains, Pima County, Arizona, USA
3.6km (2.2 miles) ⓘMission complex, San Xavier, Pima Mining District, Sierrita Mountains, Pima County, Arizona, USA
11.2km (6.9 miles) ⓘTwin Buttes Mine, Twin Buttes, Pima Mining District, Sierrita Mountains, Pima County, Arizona, USA
31.6km (19.6 miles) ⓘHelvetia-Rosemont Mining District, Pima County, Arizona, USA
33.2km (20.7 miles) ⓘLeader Mine, Leader Hill, Helvetia, Helvetia-Rosemont Mining District, Pima County, Arizona, USA
33.3km (20.7 miles) ⓘCopper World Mine, Helvetia, Helvetia-Rosemont Mining District, Pima County, Arizona, USA
35.0km (21.7 miles) ⓘSanta Rita Mountains Mine, Helvetia-Rosemont Mining District, Pima County, Arizona, USA
36.3km (22.5 miles) ⓘCuprite Mine, Cuprite Mine group, Beuhman Hill, Mount Fagan, Helvetia-Rosemont Mining District, Pima County, Arizona, USA
37.9km (23.5 miles) ⓘRosemont (Rosemont Camp), Helvetia-Rosemont Mining District, Pima County, Arizona, USA
References
MRDS database Dep. ID file #10039575, RDS D #M050359.
 
and/or  
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