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Mottramite On Calcite

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CLB550978

Mottramite On Calcite

Classic Locality

Description Tabs

Description
Locality: 
Tsumeb Mine, Otavi Highlands, Namibia
Class: 
Combination
Size Range: 
Miniature (4.5-7 cm)
Size: 
6 × 5.2 × 5 cm
Description

Nice mottramite crystals on calcite. On one side rather dark mottramite, on the other bright yellow-green aggregates.

Little damage, but could be nicely trimmed.

Mineral Data
What's on the rock

Mottramite

Formula: 
PbCu(VO4)(OH)
Strunz: 
8.BH.40
Hardness: 
3.0 - 3.5
Type Locality: 
Mottram St Andrew, Cheshire, England, UK

Calcite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.0
Streak: 
White

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