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Ferro-pargasite from
Motzfeldt Centre, Igaliku Complex, Kujalleq, Greenland


Locality type:Intrusion
Classification
Species:Ferro-pargasite
Formula:NaCa2(Fe42+Al)(Si6Al2)O22(OH)2
Chemical Analyses:
Oxide wt%:
1
SiO242.82 %
TiO22.95 %
Al2O310.94 %
Fe2O30.00 %
FeO18.98 %
MnO0.47 %
MgO6.66 %
CaO9.78 %
Na2O3.77 %
K2O1.50 %
ZrO20.27 %
Total:98.14 %
Sample references:
1 -
Bradshaw, C. (1988). A petrographic structural and geochemical study of the alkaline igneous rocks of the Motzfeldt Centre South Greenland. Doctoral dissertation, Durham University.
Comments:Bradshaw (1988) presents 174 EMPA analyses of amphiboles. One of two analyses of amphiboles from larvikite corresponds to a ferro-pargasite composition.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Ferro-pargasite data
Locality Data:Click here to view Motzfeldt Centre, Igaliku Complex, Kujalleq, Greenland
Data Identifiers
Mindat Occurrence Record ID:1510272
Long-form Identifier:1:3:1510272:8
GUID (UUID V4):0
References
Bradshaw, C. (1988). A petrographic structural and geochemical study of the alkaline igneous rocks of the Motzfeldt Centre South Greenland. Doctoral dissertation, Durham University.
 
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