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Chalcedony from
Black Rock Mine, Black Rock, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa


Locality type:Mine
Classification
Species:Quartz var: Chalcedony
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Chalcedony data
Locality Data:Click here to view Black Rock Mine, Black Rock, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
Data Identifiers
Mindat Occurrence Record ID:264307
Long-form Identifier:1:3:264307:6
GUID (UUID V4):0
Nearest other occurrences of Chalcedony
3.7km (2.3 miles) ⓘN'Chwaning I Mine, N'Chwaning Mines, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
15.6km (9.7 miles) ⓘHotazel Mine, Hotazel, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
19.1km (11.8 miles) ⓘAnnex Langdon, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
23.4km (14.6 miles) ⓘSmartt Mine, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
31.5km (19.6 miles) ⓘAdams Pit, Mamatwan Mine, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
32.6km (20.3 miles) ⓘMamatwan Mine, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
69.7km (43.3 miles) ⓘKuruman, Ga-Segonyana Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
References
Cairncross, B., Dixon, R. (1995) Minerals of South Africa. Geological Society of South Africa. p.1-290.
 
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