Sylvanite | |
Chemical Formula |
(Ag,Au)Te2 |
Species |
Sulfides |
Crystal System |
Monoclinic |
Mohs Scale |
1-2 |
Specific Gravity |
8.2 |
Color |
Silver-grey, Silver-white |
Streak |
steel grey |
Luster |
Metallic |
Diaphaneity |
Opaque |
Cleavage |
Perfecton |
Fracture |
Irregular/Uneven |
Crystal Habit:Massive to Crystalline | |
Geological Setting:Low temperature hydrothermal veins. Late forming mineral in medium to high temperature hydrothermal veins. |