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35 Cards in this Set
- Front
- Back
1 |
Hematite red brown streak fe2o3 |
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2 |
Magnetite magnetic fe3o4 |
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3 |
Amphibole splintery, black fe,mg,ca silicate |
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4 |
Ca plagiclase CaAlSi2O8 2@90 striations |
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5 |
Hematite brown red streak Fe2O3 |
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6 |
Apatite Ca5(f,cl,oh)(po4)3 apple green does not scratch glass |
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7 |
Olivine (mg,few)2sio4 olive green |
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8 |
Pyroxene fe,mg,ca silicate high specific gravity 2@90 |
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9 |
Fluorite caf2 no cleavage softer than glass used in teeth |
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10 |
Calcite caco3 reacts to acid |
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11 |
Gypsum (CaSO4)(2H2O) scratch with finger nail drywall |
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12 |
Halite NaCl cubic looks wet |
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13 |
Kaolinite Al2Si2O5(OH)⁴ chalk |
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14 |
Quartz SiO2 crystals scratch glass |
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15 |
Graphite C write with it |
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16 |
Talc mg silicate scratch with fingernail |
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17 |
Quartz SiO2 crystals |
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18 |
Galena PbS high specific gravity 7.1 |
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19 |
Muscovite K,Am silicate thin sheets elastic |
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20 |
Biotite fe,mg,al silicate thin sheets black |
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21 |
Quartz SiO2 crystals |
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22 |
Corrundum Al2O3 hexhagonal |
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23 |
Calcite CaCO3 acid |
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24 |
Quartz SiO2 crystal |
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25 |
Limonite Fe2O3H2O yellow brown streak |
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26 |
SphaleriteZnS metallic |
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27 |
Chalcopyrite CuFeS2 no crystals |
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28 |
Pyrite fools gold FeS2 |
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29 |
Orthoclase KAlSi3O8 white wormy |
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30 |
Dolomite (Can,Mg)CO3 acid in powder |
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31 |
Sodium plagioclase NaAlSi3O8 striations hard of 6 2@90 |
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32 |
Talc mg silicate scratch w finger 1 |
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33 |
Orthoclase pink wormy 6 KAlSi3O8 |
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34 |
Quartz SiO2 7 crystals |
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Look at 25 |
Limonite Fe2O3(2H2O) yellow brown streak earthy |
