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Zincgartrellite

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CR513409

Zincgartrellite

Classic Locality

Description Tabs

Description
Locality: 
Tsumeb Mine, Otavi Highlands, Namibia
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.5 × 4 × 4.8 cm
Description

Intensive yellow microcrystals of the very rare mineral zincgartrellite with green olivenite crystals.

Very good and rich specimen - SEM / EDS confirmed.

Mineral Data
What's on the rock

Zincgartrellite

Formula: 
Pb(Zn,Fe3+,Cu)2(AsO4)2·2(H2O,OH)
Strunz: 
8.CG.20
Crystal System: 
Triclinic
Hardness: 
4.5
Streak: 
Yellow
Type Locality: 
Tsumeb Mine (Tsumcorp Mine), Tsumeb, Otjikoto Region (Oshikoto), Namibia
Analysis
Analysis Report - only: Zincgartrellite