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Yanomamite

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SKY521875

Yanomamite

Type Locality

Description Tabs

Description
Locality: 
Mangabeira Deposit, Monte Alegre de Goiás, Goiás, Brazil
Class: 
Crystals on Matrix
Size Range: 
Micromount (under 1cm)
Size: 
0.3 × 0.3 × 0.3 cm
Description

Yellowish microcrystals of the very rare indium mineral yanomamite grown on grey scorodite. Indium minerals are extremely rare in Nature. Of 5000 minerals known only 15 are indium minerals, so this species is a real rarity ! Only two localities known worldwide, this one from the type locality.

Mineral Data
What's on the rock

Yanomamite

Formula: 
InAsO4·2H2O
Strunz: 
8.CD.10
Crystal System: 
Orthorhombic
Hardness: 
3.0 - 4.0
Streak: 
White
Type Locality: 
Mangabeira deposit, Monte Alegre de Goiás, Goiás, Brazil

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