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Umbite

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CSL505153

Umbite

Rare Mineral

Description Tabs

Description
Locality: 
Koashva Mountain, Khibiny Massif, Murmansk Oblast, Russian Federation
Class: 
Massive/Crystalline
Size Range: 
Thumbnail (1-3cm)
Size: 
2.6 × 1.9 × 1.2 cm
Description

Umbite is a very rare K-Zr-silicate mineral, forms pearly white, platy crystals in the cavities formed after alteration of eudyalite. Umbite occurs only few localities within the Kola Peninsula. Quite rich specimen.

Mineral Data
What's on the rock

Umbite

Formula: 
K2(Zr,Ti)Si3O9·H2O
Strunz: 
9.DG.25
Crystal System: 
Orthorhombic
Hardness: 
4.5
Type Locality: 
Vuonnemiok River Valley, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia...
Loranth Minerals

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