Greenland: Naujakasite Lujavrite
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Fact sheet
Description: 

Sample MTD08 collected by Michael T. Doel

Described as having naujakasite and nepheline

Rotation 1 - steenstrupine Na14Mn22+(Fe3+,Mn3+)2Ce6(Zr,Th)(Si6O18)2(PO4)6(HPO4)(OH)2·2H2O

Rotation 2 - arfvedsonite [Na][Na2][Fe42+Fe3+]Si8O22(OH)2

Rotation 3 - sodalite Na8(Al6Si6O24)Cl2

Rotation 4 - microcline KAlSi3O8

Ilimaussaq is the type locality for arfvedsonite and naujakasite (good cross-section of the latter at X42.24, Y14.71 mm)

In Place
In Time
Location description: 
Ilimaussaq intrusion, Kvanefjeld Uranium mine dumps, SW Greenland
Accuracy:
Timescale:
Not known
Ma = Millions of years ago
In Focus
Collection:
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Type:
Type: 
igneous
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