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27 Cards in this Set
- Front
- Back
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Brucite Mg(OH)2 Foliated, soft White, gray, light green Waxy/greasy, associated w/ serpentine |
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Brucite Mg(OH)2 |
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Bauxite Al(OH3) - diaspore/gibbsite Massive, earthy, clay like Dull to earthy White, gray, yellow, red, translucent Pisolite mass |
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Bauxite |
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Rutile TiO2 Crystals slender articular Adamantine to sub metallic Red, reddish brown, black Streak = pale brown Accessory mineral, tiny grains |
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Rutile TiO2 |
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Cassiterite SnO2 Adamantine to sub metallic and dull Brown or black Streak = white Rolled pebbles, wood tin |
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Magnetite Fe3O4 Isometric Streak = black Magnetic |
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Hematite Fe2O3 Metallic in crystal, dull red/dirt in earthy Red to reddish-brown to black Streak = light to dark red |
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Rutile TiO2 |
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Magnetite Fe3O4 |
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Chromite FeCr2O4 Isometric Massive, granular to compact Metallic to sub metallic Frequently pitchy Streak=dark brown Associated w/ olivine
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Chromite FeCr2O4 |
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Magnetite FeFe2O4 |
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Magnetite FeFe2O4 |
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Ilmenite FeTiO3 Metallic to sub metallic Iron-black Streak = black to brownish-red |
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Ilmentite FeTiO3 |
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Hematite Fe2O3 |
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Ilmenite FeTiO3 |
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Goethite FeO(OH) FeO(OH) Yellowish-brown to dark brown Streak=yellowish-brown |
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Uraninite UO2 Isometric Pitchy luster Brown-Black Heavy Streak= brownish-black
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Rutile TiO2 |
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Rutile TiO2 |
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Rutile TiO2 |
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Cuprite Cu2O Metallic-adamantine in clear crystallized varieties Red of various shades Ruby-red in transparent crystals Streak=brownish-red
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Cuprite Cu2O |
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Corrundum Al2O3 |
