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Jankovićite Realgar

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GFM786863

Jankovićite Realgar

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: 
1.3 × 0.7 × 1.2 cm
Description

the very rare Thallium-Sulfide forms deep dark brown metallic flat prismatic crystals of up to 1 mm in size on cavities in Realgar

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

Realgar

Formula: 
As4S4
Strunz: 
2.FA.15a
Crystal System: 
Monoclinic
Hardness: 
1.5 - 2.0