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


02848970017456109857071.jpg
Cleavelandite, etc.

San Diego Mine, Gem Hill, Mesa Grande Mining District, San Diego County, California, USA
06263390017456109841748.jpg
Cleavelandite, etc.

San Diego Mine, Gem Hill, Mesa Grande Mining District, San Diego County, California, USA
02848970017456109857071.jpg
Cleavelandite, etc.

San Diego Mine, Gem Hill, Mesa Grande Mining District, San Diego County, California, USA
06263390017456109841748.jpg
Cleavelandite, etc.

San Diego Mine, Gem Hill, Mesa Grande Mining District, San Diego County, California, USA
02848970017456109857071.jpg
Cleavelandite, etc.

San Diego Mine, Gem Hill, Mesa Grande Mining District, San Diego County, California, USA
06263390017456109841748.jpg
Cleavelandite, etc.

San Diego Mine, Gem Hill, Mesa Grande Mining District, San Diego County, California, USA
Locality type:Mine
Classification
Species:Albite
Formula:Na(AlSi3O8)
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Lepidolite1
Data
Mineral Data:Click here to view Albite 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:38518
Long-form Identifier:1:3:38518:7
GUID (UUID V4):0
Nearest other occurrences of Albite
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
1.1km (0.7 miles) ⓘCota Mine, Gem Hill, Mesa Grande Mining District, San Diego County, California, USA
1.3km (0.8 miles) ⓘPayne Mine, Gem Hill, Mesa Grande Mining District, San Diego County, California, USA
2.4km (1.5 miles) ⓘTrail Mine, Mesa Grande, Mesa Grande Mining District, San Diego County, California, USA
2.6km (1.6 miles) ⓘEsmeralda Mine, Mesa Grande, 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
13.9km (8.7 miles) ⓘMountain Lily Mine (Emeralite No. 2 claim; Gem Mine No. 1 claim; Ware mine), Aguanga Mountain, Oak Grove, Aguanga Mountain Mining District (Smith Mountain Mining District), San Diego County, California, USA
14.1km (8.8 miles) ⓘClark Extension prospect, Ditch Mountain, Rincon, Rincon Mining District, San Diego County, California, USA
14.3km (8.9 miles) ⓘCalac prospect, Rincon Mountain, Rincon, Rincon Mining District, San Diego County, California, USA
References
Foord, Eugene E., Mrose, Mary E. (1978) Rynersonite, Ca(Ta,Nb)2O6, a new mineral from San Diego County, California. American Mineralogist, 63 (7-8) 709-714
 
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