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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 | tourmaline | 7.00 | none | conchoidal | Transparent | none | 3.00 | glassy | green | white | prismatic | silicates | Striated prism faces. Prism faces somewhat curved. Color pink to green sometimes in same stone. |
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