Witherite | |
Chemical Formula |
BaCO3 |
Species |
Carbonates |
Crystal System |
Orthorhombic |
Mohs Scale |
3 |
Specific Gravity |
4.3 |
Color |
Colorless, white, pale gray, with possible tints of pale yellow, pale brown, or pale green |
Streak |
White |
Luster |
Vitreous, Resinous |
Refractive Index |
n = 1.529 n = 1.676 n = 1.677 |
Diaphaneity |
Transparent, Translucent |
Cleavage |
Distinct/GoodOn distinct; on imperfect. Possibly also on and . |
Fracture |
Irregular/Uneven |
Crystal Habit:Striated short prismatic crystals, also botryoidal to spherical,columnar fibrous, granular, massive. | |
Geological Setting:Low-temperature hydrothermal veins. |