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Mineral
Identification by Picture and Attribute
Explorers! Before you begin your journey, you need to recognize these geological specimens. |
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| Begin by selecting one of the specimens pictured. |
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Inosilicates, Neosilicates, Sorosilicates |
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Oxides, Hydroxides, Carbonates |
Silicates |
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| Name: Magnetite |
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| Class: OXIDES Group: |
Color
dark gray or black |
| Chemical Formula: Fe+2Fe2+3O4 |
Streak
reddish brown |
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Luster
metallic |
Hardness
6 |
Cleavage
none |
Density
5.2 |
Crystal Form
Cubic |
| Common Uses / Other Facts: Strongly magnetic - will always attract a magnet and iron fillings. |
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Sulfides and Sulfates |
Halides |
Organic |
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