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Kostylevite

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GMN737318

Kostylevite

Type Locality

Description Tabs

Description
Locality: 
Koashva Open Pit, Koashva Mountain, Khibiny Massif, Murmansk Oblast, Russian Federation
Class: 
Crystal Group/Cluster
Size Range: 
Thumbnail (1-3cm)
Size: 
1.5 × 1 × 1 cm
Description

Well formed beige, elongated columnar crystals, and their clusters of this rare Zr mineral.

Mineral Data
What's on the rock

Kostylevite

Formula: 
K2Zr(Si3O9)·H2O
Strunz: 
9.CJ.35
Hardness: 
5.0
Type Locality: 
Vuonnemiok River Valley, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia...

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