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Niedermayrite & Otavite

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JYJ759708

Niedermayrite & Otavite

EDS & Raman conf. specimen no 19-11-25-ts7c

Description Tabs

Description
Locality: 
Tsumeb Mine, Otavi Highlands, Namibia
Class: 
Crystal Group/Cluster
Size Range: 
Micromount (under 1cm)
Size: 
0.02 × 0.02 × 0.02 cm
Description

Small EDS confirmed fragment of niedermayrite associated with colourless otavite nodules (Raman and EDS conf.) on a carbon pad.

Tested specimen with ID no 19-11-25-ts7c.

Analysis attached.

Mineral Data
What's on the rock

Niedermayrite

Formula: 
CdCu4(SO4)2(OH)6·4H2O
Strunz: 
7.DD.30
Crystal System: 
Monoclinic
Hardness: 
0.0
Streak: 
White
Type Locality: 
Esperanza Mine, Lavrion (Laurion; Laurium), Lavrion District Mines, Lavrion District (Laurion; Laurium), Attikí Prefecture (Attica; Attika), Greece

Otavite

Formula: 
CdCO3
Strunz: 
5.AB.05
Crystal System: 
Hexagonal
Hardness: 
3.5 - 4.0
Streak: 
White
Type Locality: 
Tsumeb Mine (Tsumcorp Mine), Tsumeb, Otjikoto Region (Oshikoto), Namibia
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