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Tochilinite & Smithite

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SKY198772

Tochilinite & Smithite

Rare Mineral-Classic locality
Type Locality

Description Tabs

Description
Locality: 
Lengenbach Quarry, Binntal, Valais, Switzerland
Size Range: 
Thumbnail (1-3cm)
Size: 
1.5 × 1.5 × 1.5 cm
Description

Tochilinite is a rare Fe-Mg sulphide-hidroxide that is rarely found at Lengenbach, where it occurs as dull black globular aggregates on orpiment and associated in this specimen to a deep red well formed smithite crystal, biterminated quartz, realgar, and an unknown sulphosalt,

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...

Smithite

Formula: 
AgAsS2
Strunz: 
2.GC.30
Crystal System: 
Monoclinic Tabular crystals.
Hardness: 
1.5 - 2.0
Type Locality: 
Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland

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