Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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Bertrandite from
Middel Post pegmatite, Keimoes, Kai !Garib Local Municipality, ZF Mgcawu District Municipality, Northern Cape, South Africa


Locality type:Pegmatite
Classification
Species:Bertrandite
Formula:Be4(Si2O7)(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Bertrandite data
Locality Data:Click here to view Middel Post pegmatite, Keimoes, Kai !Garib Local Municipality, ZF Mgcawu District Municipality, Northern Cape, South Africa
Data Identifiers
Mindat Occurrence Record ID:260538
Long-form Identifier:1:3:260538:8
GUID (UUID V4):0
References
Cairncross, B., Dixon, R. (1995) Minerals of South Africa. Geological Society of South Africa. p.1-290.
 
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