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15 Cards in this Set
- Front
- Back
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Calcite
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Specific Gravity: 2.7
Crystal Shape: Trigonal Cleavage, Fracture, Both: Both Hardness Number: 3 Colors: Red, Brown Luster: Waxy Streak: White Chemical Formula: CaCO3 Chemical Family: Calcium Carbonate Metallic: Metallic Transparent, Translucent, Opaque: Opaque |
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Fluorite
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3.1
Isometric Both 4 Hardness Red/Purple Glassy N/A CaF2 Calcium Fluorite Non-Metallic Translucent |
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Quartz
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2.65
Trigonal Fracture 7 Hardness Clear, White, Pink, Purple Glassy N/A S1O2 Silicon Dioxide Metallic Opaque |
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Hematite
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5.3
Trigonal Cleavage 5-6 Hardness Yellow-Orange, Brown, Black/red Glassy Brown Fe203 Iron Oxide Metallic Opaque |
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Feldsbar
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2.61
Triclinic Fracture 6 Red/Black Dull Brown ? Sodium Aluminum Silicate Metallic Opaque |
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Hornblende
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2.9-3.4
MonoClinic Cleavage Both 2-2.5 Red/Tan Waxy n/a Ca2 Calcium, Magnessium Non-Metal Opaque |
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Muscovite Mica
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2.8
Monoclinic Cleavage 2.5 Black Silky Light KAI2 Potass, Aluminum, Silicate, Hydroxide Non-Metal Transparent |
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Biotite Mica
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2.9-3.4
Monoclinic Cleavage 6-6.5 Green/red/gray Silky N/A K Potassium, iron, magnesium, aluminum silicate Non-metal Opaque |
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Pyrite
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5.1
Isometric Cleavage 5-6.5 Gold Pearly Black FeS2 Iron Sulfate Metallic Opaque |
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Magnetite
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5.1
Isometric Fracture 3.5-4 Black Earthy Gray/Black Fe304 Iron Oxide Metallic Opaque |
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Chalcopyrite
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4.2
Tetragonal Both 2.5-3 Gold Waxy Black CuFeS2 Copper Iron Sulfide Non-Metallic Opaque |
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Copper
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8.9
Isometric Fracture 2 Brown, White, Black Dull Red-Brown Cu Elemental Copper Metallic Opaque |
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Gypsum
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2.3
Monoclinic Cleavage 2.5 White/Grey Waxy White ? Hydrate Calcium Sulfate Non-Metallic Opaque |
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Galena
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7.5
Isometric Both 2 Dark Gray Waxy Black PbS Lead Sulfate Metallic Opaque |
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Halite
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2.1
Isometric Cleavage 2 Clear, Blue, Purple, Yellow ? ? NaCl Sodium |
