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Brannerite

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SHS688430

Brannerite

ex. dealer stock Peter Bosse (Kassel/Germany)

Description Tabs

Description
Locality: 
Buca Della Vena Mine, Apuan Alps, Lucca Province, Tuscany, Italy
Class: 
Massive/Crystalline
Size Range: 
Thumbnail (1-3cm)
Size: 
1.7 × 1.4 × 0.8 cm
Description

Brannerite on matrix

Mineral Data
What's on the rock

Brannerite

Formula: 
(U4+,REE,Th,Ca)(Ti,Fe3+,Nb)2(O,OH)6
Strunz: 
4.DH.05
Crystal System: 
Monoclinic - Prismatic
Hardness: 
4.5 - 5.5
Type Locality: 
Kelley Gulch, Stanley, Stanley Basin District, Custer Co., Idaho, USA
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