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Turkestanite

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JYJ220097

Turkestanite

Description Tabs

Description
Locality: 
Dara-i-Pioz Glacier, Tien Shan Mountains, Region of Republican Subordination, Tajikistan
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.5 × 2.5 × 2.5 cm
Description

Several apple green cubic turkestanite crystals embedded in matrix. This is a Th and U bearing silicate.

Mineral Data
What's on the rock

Turkestanite

Formula: 
(K,◻)(Ca,Na)2(Th,U)[Si8O20
Strunz: 
9.CH.10
Crystal System: 
Tetragonal
Hardness: 
5.5 - 6.0
Type Locality: 
Darai-Pioz Glacier (Dara-i-Pioz; Dara-Pioz), Alai Range (Alayskiy), Tien Shan Mtn, Region of Republican Subordination, Tajikistan