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Cassiterite With Topaz

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PMN698336

Cassiterite With Topaz

Description Tabs

Description
Locality: 
Weilasituo, Hexigten Banner, Ulanhad League, Inner Mongolia, China (Peoples Republic)
Class: 
Crystal Group/Cluster
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 4 × 3 cm
Largest Crystal: 
2.50cm
Weight: 
90.00gr
Description

A rare combination, minor topaz and a large lustrous cassiterite cluster. The mine; Weilasituo was explored and documented by B. Ottens and you can read all about it's interesting mineral paragnesis in Lapis magazine #43 Oct 2018.

We are happy to combine shipping or stockpile until it makes sense to ship due to shipping price. We only charge actual shipping costs.

Mineral Data
What's on the rock

Cassiterite

Formula: 
SnO2
Strunz: 
4.DB.05
Crystal System: 
Tetragonal
Hardness: 
6.0 - 7.0

Topaz

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