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28 Cards in this Set

  • Front
  • Back
Quartz
RF, C, L; 7
Chalcedony
C, L; Quartz
Opal
C, L; Quartz
Microcline
RF, L; 6
Orthoclase
RF, L; 6
Kaolinite
RF, L; 2-2.5
Chlorite
RF, L; 2-2.5
Zircon
A, H; 7.5
Muscovite
A, H; 2-2.5
Biotite
A, H; 2.5-3.2
Aragonite
RF, C, L; 3.5-4
Calcite
RF, C, L; 3
Dolomite
RF, C, L; 3.5-4
Hematite
A, C, L; 5.5-6.5
Magnetite
A, H;
Pyrolusite
A, C, L; 1-2
Limonite
C, L; 5-5.5
Barite
C, L; 3-3.5
Gypsum
RF, L; 2
Halite
RF, L; 2.5
Pyrite
A, C, L; 6-6.5
Garnet
A, H; 6.5-7.5
Anhydrite
RF, L
Fingernail
2.5
Penny
3
Steel Nail/Knife
5
Glass Plate
5.5
Streak Plate
6.5-7