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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 | benitoite | 6.00 | none | Uneven | Translucent | none | 3.65 | glassy | blue | white | faceted | silicates | Found in San Benito County, California. It is the state gem of California. |
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