|
Hard- ness |
Cleavage |
Fracture |
Trans- parency |
10% HCl Reaction |
SG |
Luster |
Color |
Streak |
Xtal Form |
Mineral Class |
Comments | Boracite | 7.00 | none | Uneven | Transparent | none | 2.90 | glassy | clear | white | faceted | borates | Hard mineral in evaporite deposits. Water soluble, but very slow. |
|