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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Melilite Group from
Crestmore quarries, Crestmore, Jurupa Valley, Riverside County, California, USA


09386390017364461638047.jpg
Gehlenite

Crestmore quarries, Crestmore, Jurupa Valley, Riverside County, California, USA
07525550017271980688760.jpg
Gehlenite

Crestmore quarries, Crestmore, Jurupa Valley, Riverside County, California, USA
04255920017271980731945.jpg
Gehlenite, etc.

Commercial Quarry, Sky Blue Hill, Crestmore quarries, Crestmore, Jurupa Valley, Riverside County, California, USA
00068790017271980762897.jpg
Gehlenite, etc.

Crestmore quarries, Crestmore, Jurupa Valley, Riverside County, California, USA
03169550017363208383805.jpg
Gehlenite

Crestmore quarries, Crestmore, Jurupa Valley, Riverside County, California, USA
02863550017364461648514.jpg
Gehlenite

Crestmore quarries, Crestmore, Jurupa Valley, Riverside County, California, USA
04203840017364461641605.jpg
Gehlenite, etc.

Commercial Quarry, Sky Blue Hill, Crestmore quarries, Crestmore, Jurupa Valley, Riverside County, California, USA
08118450017364461646961.jpg
Gehlenite, etc.

Crestmore quarries, Crestmore, Jurupa Valley, Riverside County, California, USA
01749330017364461658397.jpg
Gehlenite

Crestmore quarries, Crestmore, Jurupa Valley, Riverside County, California, USA
07525550017271980688760.jpg
Gehlenite

Crestmore quarries, Crestmore, Jurupa Valley, Riverside County, California, USA
04255920017271980731945.jpg
Gehlenite, etc.

Commercial Quarry, Sky Blue Hill, Crestmore quarries, Crestmore, Jurupa Valley, Riverside County, California, USA
00068790017271980762897.jpg
Gehlenite, etc.

Crestmore quarries, Crestmore, Jurupa Valley, Riverside County, California, USA
Locality type:Quarry
Classification
Species:'Melilite Group' (not an IMA approved species)
Formula:Ca2M(XSiO7)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Melilite Group data
Locality Data:Click here to view Crestmore quarries, Crestmore, Jurupa Valley, Riverside County, California, USA
Data Identifiers
Mindat Occurrence Record ID:26396
Long-form Identifier:1:3:26396:4
GUID (UUID V4):0
References
[micromounts@yahoogroups.com]
 
and/or  
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