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Nuummite

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ESM544145

Nuummite

Description Tabs

Description
Locality: 
Nuummite Localities, Nuuk, Sermersooq, Greenland
Class: 
Massive/Crystalline
Size Range: 
Small miniature (3-4.5 cm)
Size: 
0.4 × 3.5 × 2.4 cm
Description

Polished slice of dark-green nuummite with golden iridiscence

Mineral Data
What's on the rock

Nuummite

Mixture Of: 

Anthophyllite

Formula: 
☐{Mg2}{Mg5}(Si8O22)(OH)2
Strunz: 
9.DE.05
Hardness: 
5.5 - 6.0

Gedrite

Formula: 
☐{Mg2}{Mg3Al2}(Al2Si6O22)(OH)2
Strunz: 
9.DD.05
Hardness: 
5.5 - 6.0