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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Herderite from
Pack Rat Mine, Tule Mountain (Mount Tule; Tulley Mountain), Jacumba, San Diego County, California, USA


Locality type:Mine
Classification
Species:Herderite
Formula:CaBe(PO4)F
Comments:No data.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Herderite data
Locality Data:Click here to view Pack Rat Mine, Tule Mountain (Mount Tule; Tulley Mountain), Jacumba, San Diego County, California, USA
Data Identifiers
Mindat Occurrence Record ID:347358
Long-form Identifier:1:3:347358:0
GUID (UUID V4):0
Nearest other occurrences of Herderite
0.1km (0.0 miles) ⓘBeebe Hole Mine, Tule Mountain (Mount Tule; Tulley Mountain), Jacumba, San Diego County, California, USA
76.3km (47.4 miles) ⓘCryo-Genie Mine, Warner Springs, Warner Springs Mining District, San Diego County, California, USA
76.3km (47.4 miles) ⓘHimalaya Mine, Gem Hill, Mesa Grande Mining District, San Diego County, California, USA
89.9km (55.9 miles) ⓘBlue Chihuahua Mine (Blue Dog), Iron Spring Mountain, Cooper Canyon Mining District, Riverside County, California, USA
References
Fisher, Jesse (2002) Gem and Rare-Element Pegmatites of Southern California. The Mineralogical Record, 33 (5) 363-407
 
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