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Jankovićite

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SKY749535

Jankovićite

Rare Mineral

Description Tabs

Description
Locality: 
Jiepaiyu Mine, Shimen, Shimen County, Changde, Hunan Province, China (Peoples Republic)
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.2 × 1 × 1 cm
Description

Black crystals of the extremely rare thallium mineral jankovicite in a matrix of realgar from a new find in Shimen, China, a locality that was only previously known for orpiment and realgar crystals.

Confirmed by P-XRD and  EDS.

Jankovicite has only ben found in two localities worldwide.

For more info see the recent excellent article in Mineral Up: 

Roth, P., Raber, T., Favreau, G. and Meisser, N. (2017): Thallium Sulfosalts from the Shimen As-Deposit, Hunan, China. Mineral Up 4(6): 8-22.

Mineral Data
What's on the rock

Jankovićite

Formula: 
Tl5Sb9(As,Sb)4S22
Strunz: 
2.HD.20
Crystal System: 
Triclinic
Hardness: 
2.0
Colour: 
Black
Type Locality: 
Crven Dol mine, Allchar (Alsar; Alshar), Roszdan, Republic of Macedonia

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