|
Hard- ness |
Cleavage |
Fracture |
Trans- parency |
10% HCl Reaction |
SG |
Luster |
Color |
Streak |
Xtal Form |
Mineral Class |
Comments | margarite (mica group) | 3.50 | basal | Uneven | Transparent | none | 2.99 | glassy | white | white | tabular | silicates | Pale pink to white to grey micaceous. |
|