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Maikainite & Ovamboite

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SKY723696

Maikainite & Ovamboite

Type Locality

Description Tabs

Description
Locality: 
Tsumeb Mine, Otavi Highlands, Namibia
Class: 
Massive/Crystalline
Size Range: 
Micromount (under 1cm)
Size: 
0.2 × 0.1 × 0.1 cm
Description

Microinclusions of maikainite and ovamboite from the type locality for ovamboite in a matrix of germanite/renierite.

Maikainite is an extremely rare Mo-Ge mineral found only in two localities worldwide.

Ovamboite is also an extremely W-Ge rare mineral with Tsumeb as the only known locality worldwide.

Don't miss the opportunity to get these extreme two rarities from Tsumeb. A specimen of the same material was analysed by SEM/EDS (see copy attached) to confirm the identification.

Mineral Data
What's on the rock

Maikainite

Formula: 
Cu20(Fe,Cu)6Mo2Ge6S32
Strunz: 
2.CB.30
Hardness: 
4.0
Colour: 
Yellow
Type Locality: 
Maikain Au deposit, Pavlodar Province (Pavlodar Oblysy; Pavlodarskaya Oblast'), Kazakhstan...

Ovamboite

Formula: 
Cu20(Fe,Cu,Zn)6W2Ge6S32
Strunz: 
2.CB.30
Hardness: 
0.0
Type Locality: 
Tsumeb Mine (Tsumcorp Mine), Tsumeb, Otjikoto Region (Oshikoto), Namibia

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