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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Calcite from
Kolomela Mine, Postmasburg, Tsantsabane Local Municipality, ZF Mgcawu District Municipality, Northern Cape, South Africa


Locality type:Mine
Classification
Species:Calcite
Formula:CaCO3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Calcite data
Locality Data:Click here to view Kolomela Mine, Postmasburg, Tsantsabane Local Municipality, ZF Mgcawu District Municipality, Northern Cape, South Africa
Data Identifiers
Mindat Occurrence Record ID:1443396
Long-form Identifier:1:3:1443396:8
GUID (UUID V4):0
Nearest other occurrences of Calcite
13.7km (8.5 miles) ⓘUnnamed borehole, Tsantsabane Local Municipality, ZF Mgcawu District Municipality, Northern Cape, South Africa
32.4km (20.1 miles) ⓘBovenongeluk, Siyancuma Local Municipality, Pixley ka Seme District Municipality, Northern Cape, South Africa
58.4km (36.3 miles) ⓘGriekwastad, Siyancuma Local Municipality, Pixley ka Seme District Municipality, Northern Cape, South Africa
71.9km (44.7 miles) ⓘSishen Mine, Kathu, Gamagara Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
References
Costin, Gelu, Fairey, Brenton, Tsikos, Harilaos, Gucsik, Arnold (2015) Tokyoite, As-Rich Tokyoite, and Noélbensonite: New Occurrences From the Postmasburg Manganese Field, Northern Cape Province, South Africa. The Canadian Mineralogist, 53 (6) 981-990 doi:10.3749/canmin.1500063
 
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