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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Grossular from
Middlemarch Mine, Middle Pass Mining District, Cochise County, Arizona, USA


Locality type:Mine
Classification
Species:Grossular
Formula:Ca3Al2(SiO4)3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Grossular data
Locality Data:Click here to view Middlemarch Mine, Middle Pass Mining District, Cochise County, Arizona, USA
Data Identifiers
Mindat Occurrence Record ID:531908
Long-form Identifier:1:3:531908:4
GUID (UUID V4):0
Nearest other occurrences of Grossular
1.6km (1.0 miles) ⓘCobre Loma Mine (Cobre Loma prospect; Cobre Loma pit), Middle Pass Mining District, Cochise County, Arizona, USA
2.0km (1.3 miles) ⓘStandard Tungsten Mine (Head Center Mine; Black Prince Mine; Johnny Boy Mine; Johnnie Boy No. 1 Mine; Barite prospect; Kreis Mine), Black Diamond Peak, Middle Pass Mining District, Cochise County, Arizona, USA
4.0km (2.5 miles) ⓘUnnamed Cu-Ag prospect, Middle Pass Mining District, Cochise County, Arizona, USA
21.4km (13.3 miles) ⓘComstock Hill, Cochise County, Arizona, USA
21.5km (13.4 miles) ⓘTombstone Mining District, Cochise County, Arizona, USA
24.1km (15.0 miles) ⓘGunnison Copper Project, Cochise Mining District, Cochise County, Arizona, USA
27.1km (16.9 miles) ⓘJohnson Camp, Gunnison Copper Project, Cochise Mining District, Cochise County, Arizona, USA
29.1km (18.1 miles) ⓘSaint David area, Cochise County, Arizona, USA
63.2km (39.3 miles) ⓘHilltop Mine, California Mining District (Chiricahua Mining District), Chiricahua Mountains, Cochise County, Arizona, USA
89.8km (55.8 miles) ⓘDuquesne-Washington Camp, Patagonia Mining District, Patagonia Mountains, Santa Cruz County, Arizona, USA
References
MRDS database Dep. ID file #10037134, MRDS ID #M030567.
 
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