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Imhofite

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SKY612094

Imhofite

Type Locality

Description Tabs

Description
Locality: 
Lengenbach Quarry, Binntal, Valais, Switzerland
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.5 × 0.9 × 0.7 cm
Description

Bronze colored well formed crystals of the extremely rare thallium mineral imhofite (Tl5.8As15.4S26), associated to realgar.

The number of confirmed imhofite specimens worldwide until 2002 was only 120. (from the book Faszination Lengenbach, 2008, p.188). Type locality and only two localities known worldwide.

Find of 1974.  Imhofite is one of the rarest and most sought after thallium minerals from Lengenbach, in part due to its name related to the family Imhof, very famous in the whole Binntal.

Mineral Data
What's on the rock

Imhofite

Formula: 
Tl5.8As15.4S26
Strunz: 
2.HD.30
Hardness: 
2.0
Type Locality: 
Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland

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