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Naujakasite
€37.00
Shiny cleavage surfaces of rhomboidal naujakasite crystals in lujavriteNaujakasik, Tunulliarfik, Ilimaussaq, Greenland
Several shiny cleavage surfaces of rhomboidal naujakasite crystals in coarse lujavrite. The crystals measure about 1.5 cm. From the type locality
BO_598
1 Item
Data sheet
- Locality
- Naujakasik, Tunulliarfik, Ilimaussaq, Greenland (TL)
- Size category
- Miniature
- Size (cm)
- 4 x 3.5 x 3.5
- Weight
- 60 g
- Formula
- (Na,K)6(Fe2+,Mn2+,Ca)(Al,Fe)4Si8O26
- Properties
- Micaceous; brittle; colourless to greenish; rhomboidal form
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Shiny cleavage surfaces of rhomboidal naujakasite crystals in lujavriteNaujakasik, Tunulliarfik, Ilimaussaq, Greenland