|
Hard- ness |
Cleavage |
Fracture |
Trans- parency |
10% HCl Reaction |
SG |
Luster |
Color |
Streak |
Xtal Form |
Mineral Class |
Comments | harmotome (zeolite group) | 4.50 | poor | conchoidal | Transparent | none | 2.40 | glassy | white | white | faceted | silicates | Cruciform twins either simple or doubled. |
|