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Dumortierite from
N'Rougas Suid Farm, Kenhardt, ZF Mgcawu District, Northern Cape, South Africa

Locality type:Farm
Classification
Species:Dumortierite
Formula:(Al,Fe3+)7(SiO4)3(BO3)O3
Comments:Titanium rich. Lapidary grade.
Colour:Blue
Confirmation
Validity:Believed Valid
References
References:Cairncross, B. and Dixon, R., (1995) Minerals of South Africa. The Geological Society of South Africa, p 203;
Data
Mineral Data:Click here to view Dumortierite data
Locality Data:Click here to view N'Rougas Suid Farm, Kenhardt, ZF Mgcawu District, Northern Cape, South Africa
 
Mineral and/or Locality  
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