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Cassiterite

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BMM783387

Cassiterite

Description Tabs

Description
Locality: 
Viloco Mine, Loayza Province, La Paz Department, Bolivia
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.5 × 5 × 4.1 cm
Description

Translucent crystals of black cassiterite partially covered with small bright quartz crystals. The cassiterite crystals are sharp terminated with high gloss surfaces which show a fine striped structure. With backlit, the specimen shows its wonderful translucency brown color. Very appealing specimen with high quality - backside is cut!

Mineral Data
What's on the rock

Cassiterite

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