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Jentschite

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Jentschite

Rare Mineral from Type Locality
Analysed

Description Tabs

Description
Locality: 
Lengenbach Quarry, Binntal, Valais, Switzerland
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.5 × 1.5 × 2 cm
Description

The Jentschite is an extremely rare sulfosal of thallium, lead, arsenic and antimony, found in very few specimens, exclusively in its typical locality, the renowned quarry of Lengenbach, Switzerland. This sample shows two distinct crystals both analyzed, of which it is possible to see in the "analysis" section the photos taken at the SEM and the graph of the analyzes, which accompany this rare sample.

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Mineral Data
What's on the rock

Jentschite

Formula: 
TlPbAs2SbS6
Strunz: 
2.HD.40
Crystal System: 
Monoclinic
Hardness: 
2.0 - 2.5
Colour: 
Black
Streak: 
Dark red
Type Locality: 
Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland
Analysis
Analysis Report - only: Jentschite
Analysis Report - only: Jentschite

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