|
Hard- ness |
Cleavage |
Fracture |
Trans- parency |
10% HCl Reaction |
SG |
Luster |
Color |
Streak |
Xtal Form |
Mineral Class |
Comments | hedenbergite | 5.00 | parallel | Uneven | opaque | none | 3.58 | glassy | black | brown | acicular | silicates | Found in iron rich contact metamorphic and skarn deposits |
|