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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Spessartine from
San Diego Mine, Gem Hill, Mesa Grande Mining District, San Diego County, California, USA


Locality type:Mine
Classification
Species:Spessartine
Formula:Mn32+Al2(SiO4)3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Spessartine data
Locality Data:Click here to view San Diego Mine, Gem Hill, Mesa Grande Mining District, San Diego County, California, USA
Data Identifiers
Mindat Occurrence Record ID:38563
Long-form Identifier:1:3:38563:7
GUID (UUID V4):0
Nearest other occurrences of Spessartine
0.2km (0.1 miles) ⓘHimalaya Mine, Gem Hill, Mesa Grande Mining District, San Diego County, California, USA
0.4km (0.3 miles) ⓘMesa Grande Mine, Gem Hill, Mesa Grande Mining District, San Diego County, California, USA
13.0km (8.1 miles) ⓘMaple Lode Mine (Maple claim), Aguanga Mountain, Oak Grove, Aguanga Mountain Mining District (Smith Mountain Mining District), San Diego County, California, USA
15.5km (9.6 miles) ⓘProspect Mine, Ramona, Ramona Mining District, San Diego County, California, USA
16.0km (10.0 miles) ⓘCoyote diggings, Ramona, Ramona Mining District, San Diego County, California, USA
16.2km (10.1 miles) ⓘApollo Lode claim, Ramona, Ramona Mining District, San Diego County, California, USA
16.4km (10.2 miles) ⓘA.B.C. Mine (ABC Mine; Daggett & MacIntosh; Daggett group), Ramona, Ramona Mining District, San Diego County, California, USA
16.4km (10.2 miles) ⓘEquestrian prospect, Ramona, Ramona Mining District, San Diego County, California, USA
16.7km (10.4 miles) ⓘLookout Mine (Hercules group; Lookout prospect; Upper Hercules mine), Ramona, Ramona Mining District, San Diego County, California, USA
16.8km (10.5 miles) ⓘHercules Mine (Beryl claim; Hercules claim; Hercules group; Hercules prospect), Ramona, Ramona Mining District, San Diego County, California, USA
References
 
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