Vote for your favorite mineral in #MinCup26! - Pyrrhotite vs. Cylindrite
Grey is anything but dull as trickster Pyrrhotite battles geometrically-unusual Cylindrite in this monochromatic matchup.
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Topaz from
Hotson 6 Mine, Koenabib farm, Khâi-Ma Local Municipality, Namakwa District Municipality, Northern Cape, South Africa


Locality type:Open-Cast Mine
Classification
Species:Topaz
Formula:Al2(SiO4)(F,OH)2
Comments:Occurs in the Wortel formation of the Bushmanland Group.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Topaz data
Locality Data:Click here to view Hotson 6 Mine, Koenabib farm, Khâi-Ma Local Municipality, Namakwa District Municipality, Northern Cape, South Africa
Data Identifiers
Mindat Occurrence Record ID:68660
Long-form Identifier:1:3:68660:6
GUID (UUID V4):0
References
Schoch, A. E., Beukes, G. J., Praekelt, H. E. (1985) A natroalunite - zaherite - hotsonite paragenesis from Pofadder, Bushmanland, South Africa. The Canadian Mineralogist, 23 (1) 29-34
 
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