 |
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 | fergusonite | 5.50 | poor | conchoidal | opaque | none | 5.60 | dull | brown | brown | faceted | oxides | Transparent in thin shards. Luster glassy on fresh surfaces. |
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