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Tadzhikite-(Ce)

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JYJ648253

Tadzhikite-(Ce)

Description Tabs

Description
Locality: 
Carcarelle, Vetralla, Vico Lake, Viterbo Province, Lazio, Italy
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.1 × 1.4 × 1.1 cm
Description

Colourless tadzhikite-Ce crystals in a cavity. 

Rare mineral, ex E. Lackner collection. 

Mineral Data
What's on the rock

Tadzhikite-(Ce)

Formula: 
(Ca,Ce)4(Ce,Y)2(Ti4+,Fe3+,Al)[B4Si4O22](OH)2
Strunz: 
9.DK.20
Crystal System: 
Monoclinic
Hardness: 
6.0
Streak: 
White
Type Locality: 
Darai-Pioz Glacier (Dara-i-Pioz; Dara-Pioz), Alai Range (Alayskiy), Tien Shan Mtn, Region of Republican Subordination, Tajikistan