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Tochilinite & Orpiment

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SKY214638

Tochilinite & Orpiment

Classic Locality

Description Tabs

Description
Locality: 
Lengenbach Quarry, Binntal, Valais, Switzerland
Size Range: 
Micromount (under 1cm)
Size: 
0.7 × 0.5 × 0.3 cm
Description

Tochilinite is a rare Fe-Mg sulphide-hidroxide that is rarely found at Lengenbach, where it occurs as dull black aggregates associated to orpiment, with a good contrast between both species.

Mineral Data
What's on the rock

Tochilinite

Formula: 
Fe2+5-6(Mg,Fe2+)5S6(OH)10
Strunz: 
2.FD.35
Hardness: 
1.0 - 1.5
Type Locality: 
Nizhnii Mamon Cu-Ni Deposit, Nizhnii Mamon Village, Upper Don River, Voronezhskaya Oblast', Central Region, Russia...

Orpiment

Formula: 
As2S3
Strunz: 
2.FA.30
Crystal System: 
Monoclinic
Hardness: 
1.5 - 2.0

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