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15 Cards in this Set

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