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Bixbyite & Topaz

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RHT700370

Bixbyite & Topaz

Description Tabs

Description
Locality: 
Thomas Range, Juab County, Utah, United States of America
Class: 
Combination
Size Range: 
Cabinet (10-18 cm)
Size: 
10 × 6.7 × 4.3 cm
Weight: 
234.00gr
Description

A few glossy black bixbyite cubes - one nicely perched on the matrix - and some topaz (a cleft filling?).

Mineral Data
What's on the rock

Bixbyite

Formula: 
Mn3+2O3
Strunz: 
4.CB.10
Hardness: 
6.0 - 6.5
Colour: 
Black
Streak: 
Black
Type Locality: 
Maynard's claim (Pismire Knolls), Thomas Range, Juab Co., Utah, USA...

Topaz

Formula: 
Al2(SiO4)(F,OH)2
Strunz: 
9.AF.35
Crystal System: 
Orthorhombic - Dipyramidal
Hardness: 
8.0
Streak: 
White

Seller Information

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