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Cassiterite Zinnwaldite & Quartz

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DVE90455

Cassiterite Zinnwaldite & Quartz

Ex-David J. Eicher Collection; ex-John H. Eicher Collection
Classic Locality

Description Tabs

Description
Locality: 
Zinnwald, Saxony, Germany
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.8 × 5.9 × 5 cm
Description

Deep black cassiterite crystals to 1.0 cm on a three-dimensional matrix of zinnwaldite and with associated quartz crystals. An old-time specimen from a classic locality.

Mineral Data
What's on the rock

Cassiterite

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

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White
David J. Eicher

Seller Information

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