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Hastingsite from
Marinkas Kwela, Karasburg West, ǁKaras Region, Namibia


Locality type:Complex
Classification
Species:Hastingsite
Formula:NaCa2(Fe42+Fe3+)(Si6Al2)O22(OH)2
Chemical Analyses:
Oxide wt%:
1
SiO238.98 %
TiO23.02 %
Al2O310.62 %
FeO24.28 %
MnO0.86 %
MgO5.12 %
CaO10.62 %
Na2O3.02 %
K2O1.46 %
Total:97.98 %
Sample references:
1 -
Smithies, R. H. (1992). The geochemical evolution of three alkaline complexes in the Kuboos-Bremen igneous province, southern Namibia.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Hastingsite data
Locality Data:Click here to view Marinkas Kwela, Karasburg West, ǁKaras Region, Namibia
Data Identifiers
Mindat Occurrence Record ID:1432765
Long-form Identifier:1:3:1432765:8
GUID (UUID V4):0
References
Bernasconi, A. (1981). The marinkas kwela alkali-granite intrusive, a probable porphyry molybdenum system of cambrian age, namibia. Mineralium Deposita, 16(3), 447-454. doi.org/10.1007%252FBF01798969
Bernasconi, A. (1986). The Marinkas kwela alkali intrusive: A porphyry molybdenum system of Cambrian age in Southern South West Africa/Namibia. In Mineral Deposits of Southern Africa (pp. 1587-1591).
Smithies, R. H., Marsh, J. S. (1996) Alkaline rocks in the Kuboos-Bremen Igneous Province, southern Namibia: the Grootpenseiland and Marinkas Kwela Complexes. Communications of the Geological Survey of Namibia, 11. 13-20
 
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