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MINERAL IDENTIFICATION PROJECT


Search found 1 mineral.


Mineral
Hard- ness
Cleavage
Fracture
Trans- parency
10% HCl Reaction
SG
Luster
Color
Streak
Xtal Form
Mineral Class
Comments
tetrahedrite-tennantite
3.0
none
conchoidal
opaque
none
4.50
metallic
silver
grey
faceted
sulfides
solid solution series with tetrahedrite, tennantite, goldfieldite, and freibergite. fragile crystals

 
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