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MINERAL IDENTIFICATION PROJECT |
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Hard- ness |
Cleavage |
Fracture |
Trans- parency |
10% HCl Reaction |
SG |
Luster |
Color |
Streak |
Xtal Form |
Mineral Class |
Comments | amphibol (group name) | 5.50 | parallel | Splintery | Translucent | none | 2.90 | glassy | black | white | acicular | silicates | isosilicate group of minerals including actinolite, anthrophyllite. cummingtonite, hornblende, tremolite and others. |
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