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Armstrongite

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SHS104961

Armstrongite

Description Tabs

Description
Locality: 
Khan Bogd, Khanbogd District, Ömnögovi Aimag, Mongolia
Size Range: 
Micromount (under 1cm)
Size: 
0.6 × 0.6 × 0.6 cm
Description

A nice piece of armstrongite in capsula

Mineral Data
What's on the rock

Armstrongite

Formula: 
CaZr[Si6O15]·3H2O
Strunz: 
9.EA.35
Crystal System: 
Monoclinic
Hardness: 
4.5
Type Locality: 
Dorozhnyi pegmatite, Khan Bogdo Massif (Khan-Bogdinskii), Gobi Desert, Mongolia