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Norrishite from
Wessels Mine, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa


08662050017365148266320.jpg
Norrishite, etc.

Wessels Mine, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
01535660017365148279869.jpg
Norrishite, etc.

Wessels Mine, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
08662050017365148266320.jpg
Norrishite, etc.

Wessels Mine, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
01535660017365148279869.jpg
Norrishite, etc.

Wessels Mine, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
08662050017365148266320.jpg
Norrishite, etc.

Wessels Mine, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
01535660017365148279869.jpg
Norrishite, etc.

Wessels Mine, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
Locality type:Mine
Classification
Species:Norrishite
Formula:KLiMn23+(Si4O10)O2
Age information
Maximum recorded age:1040 Ma
Minimum recorded age:1010 Ma
Sample ages:
Recorded ageGeologic TimeSampleDating method
11040 to 1010 MaStenian - Ar-Ar
Sample references:
1 -
Gnos, Edwin, Armbruster, Thomas, Villa, Igor M. (2003) Norrishite, K(Mn23+Li)Si4O10(O)2, an oxymica associated with sugilite from the Wessels Mine, South Africa: Crystal chemistry and 40Ar-39Ar dating. American Mineralogist, 88 (1). 189-194 doi:10.2138/am-2003-0122
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Sugilite2
Data
Mineral Data:Click here to view Norrishite data
Locality Data:Click here to view Wessels Mine, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
Data Identifiers
Mindat Occurrence Record ID:257387
Long-form Identifier:1:3:257387:8
GUID (UUID V4):0
Nearest other occurrences of Norrishite
2.5km (1.5 miles) ⓘN'Chwaning III Mine, N'Chwaning Mines, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
79.8km (49.6 miles) ⓘBruce Mine, Gamagara Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
References
Gnos, Edwin, Armbruster, Thomas, Villa, Igor M. (2003) Norrishite, K(Mn23+Li)Si4O10(O)2, an oxymica associated with sugilite from the Wessels Mine, South Africa: Crystal chemistry and 40Ar-39Ar dating. American Mineralogist, 88 (1). 189-194 doi:10.2138/am-2003-0122
 
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