Chalcostibite

Chalcostibite is a copper antimony sulfide mineral.

Chalcostibite

General
Category	Chalcostibite Group
Formula (repeating unit)	CuSbS₂
Strunz classification	02.HA.05
Dana classification	03.07.05.01
Crystal system	Orthorhombic
Identification
Colour	Lead-gray, iron gray
Crystal habit	Granular
Cleavage	(001)
Fracture	Sub-Conchoidal
Tenacity	Brittle
Mohs scale hardness	3 - 4
Luster	Metallic
Streak	Black
Diaphaneity	Opaque
Specific gravity	4.9 - 5
Density	4.9 - 5 g/cm³ (Measured) 5.011 g/cm³ (Calculated)
Pleochroism	Weak
Ultraviolet fluorescence	Non-fluorescent
References	[1], [2]

Příbramite is related, having selenium instead of sulfur. Emplectite contains bismuth instead of antimony.

Occurrences

Argentina
- Salta Province
  - Los Andes department
    - San Antonio de los Cobres
      - Organullo mining district
        Julio Verne mine
Australia
- New South Wales
  - Sandon Co.l
    - Hillgrove
Austria
- Carinthia
  - Völkermarkt District
    - Rammersdorf
      - Dragonerfels
        Modre quarry
  - Wolfsberg District
    - Bad Sankt Leonhard im Lavanttal
      - Kliening
        Mischlinggraben
        
        Staubmann Mines
- Salzburg
  - Zell am See District
    - Rauris
      - Hochtor area
        Silver mines (Knappenstube)
- Styria
  - Murtal District
    - Pölstal
      - Oberzeiring
- Tyrol
  - Murtal District
    - Pölstal
      - Oberzeiring

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gollark: PotatOS = potatoS = potatOS = POTATos

gollark: It's both.

gollark: PotatOS, obviously.

See also

List of minerals

References

"Chalcostibite: Mineral information, data and localities". Mindat. Retrieved 9 May 2020.
"Chalcostibite Mineral Data". Retrieved 9 May 2020.

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