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19 Cards in this Set
- Front
- Back
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Formula and common name for Galena.
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"Lead" PbS
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Hardness of Talc
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1
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Formula and common name for Quartz.
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"Arkansas Diamond" SiO2
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Hardness of Gypsum.
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2
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Formula and common name for Hematite.
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"Bloodstone" Fe2O3
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Hardness of Calcite.
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3
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Formula and common name for Pyrite.
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"Fool's Gold" Fe2S3
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Hardness of Fluorite.
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4
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Formula for Calcite.
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CaCO3
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Hardness of Apatite.
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5
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Formula and common name for Sphalerite.
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"Zinc" ZnS
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Hardness of Feldspar
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6
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Formula and common name for Gypsum.
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"Drywall" CaSO4
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Hardness of Quartz.
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7
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Formula and common name for Halite.
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"Salt" NaCI
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Hardness of Topaz.
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8
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Formula and common name for magnetite.
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"Magnetic iron"Fe3O4
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Hardness of Corundum.
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9
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Hardness of Diamond.
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10
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