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Yanomamite

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SKY843627

Yanomamite

Type Locality

Description Tabs

Description
Locality: 
Mangabeira Deposit, Monte Alegre de Goiás, Goiás, Brazil
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.5 × 1.7 × 1.7 cm
Description

Very pale green microcrystals of the very rare indium mineral yanomamite grown on grey scorodite.

Indium minerals are extremely rare in Nature. From almost 5700 minerals known to date (source Mindat) only 16 are indium minerals, so this species is a real rarity ! Only two localities known worldwide, this one from the type locality.

Ex Vandenbroucke Museum collection from Waregem, Belgium.

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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