Cleavage: |
[ 1 1 1 ] : Perfect - [ 1 1 1 ] : Perfect - [ 1 1 1 ] : Perfect |
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Color: |
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Density: |
3,7 g/cm3 |
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Diaphaniety: |
Transparent to Translucent |
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Fracture: |
Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz) |
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Habits: |
Earthy: Dull, clay-like texture with no visible crystalline affinities, (e.g. howlite) |
| Encrustations: Forms crust-like aggregates on matrix |
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Hardness: |
1.5 - Between Talc and Gypsum |
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Luminescence: |
Non-fluorescent |
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Short UV Color: |
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Long UV Color: |
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Luster: |
Vitreous - Dull |
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Magnetism: |
Nonmagnetic |
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Streak: |
white |