|
Hard- ness |
Cleavage |
Fracture |
Trans- parency |
10% HCl Reaction |
SG |
Luster |
Color |
Streak |
Xtal Form |
Mineral Class |
Comments | microlite | 5.00 | poor | Splintery | Translucent | none | 4.20 | glassy | brown | yellow | faceted | hydroxides | Usually massive or disseminated in granite pegmatites containing lepidilite or spodumene. |
|