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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Quartz from
Sishen Mine, Kathu, Gamagara Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa


Locality type:Mine
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Banded iron formation1
Hematite1
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Sishen Mine, Kathu, Gamagara Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
Data Identifiers
Mindat Occurrence Record ID:979919
Long-form Identifier:1:3:979919:6
GUID (UUID V4):0
Nearest other occurrences of Quartz
8.9km (5.5 miles) ⓘBruce Mine, Gamagara Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
32.8km (20.4 miles) ⓘLohatlha Mine, Western Belt, Gamagara Ridge, Northern Cape, South Africa
38.1km (23.7 miles) ⓘGlosam Mining Village, Gloucester Farm, Western Belt, Gamagara Ridge, Northern Cape, South Africa
38.5km (23.9 miles) ⓘMamatwan Mine, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
39.8km (24.7 miles) ⓘAdams Pit, Mamatwan Mine, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
42.7km (26.6 miles) ⓘMiddelplaats Mine, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
47.9km (29.8 miles) ⓘSmartt Mine, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
49.5km (30.7 miles) ⓘPerth Mine, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
49.6km (30.8 miles) ⓘDoornfontein Farm, Western Belt, Gamagara Ridge, Northern Cape, South Africa
52.9km (32.9 miles) ⓘKuruman, Ga-Segonyana Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
References
Gutzmer, J. (1996). Genesis and alteration of the Kalahari and Postmasburg manganese deposits, Griqualand West, South Africa (Doctoral dissertation, Rand Afrikaans University).
SIEMES, H. (2013) Microstructure and Crystallographic Preferred Orientation (CPO) of Hematite Ores from the Sishen Mine, Northern Cape Province, South Africa. South African Journal of Geology, 116 (1). 79-100 doi:10.2113/gssajg.116.1.79
 
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