Bournonite
PbCu [SbS3][1]

Crystal properties

 

Crystal growth method

Natural source

Crystal growth orientation

(100)

Maximum size

5x10x20 mm

Variations

None

Crystal properties

 

Crystallographic structure

a = 8,16 A

 

b = 8,71 A

 

c = 7,81 A

Mineralogical synonyms

None

Twinning structure

Twinfree

Colour

Metallic silver

Density

5,8 g/cm³

Melting point

1200 °C

Hardnes

9 (Mohs)