Mineral 1.0Test your knowledge of specific minerals

Material: All | Carbonates | Halides | Hydroxides | Native elements | Oxides | Phosphates | Silicates | Sulfates | Sulfides
Difficulty: Normal | Hard
  

Identify the following mineral by clicking on the buttons below to reveal its properties one by one. For a harder/more specific test, choose from the test material above.

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Known/experimental properties:
Habit: Crystals, usually cubic
Lustre: Vitreous
Hardness: 4
Cleavage: Perfect octahedral
Fracture: Conchoidal
Streak: White
Rxn w/ Acid: Unknown
Magnetism: None
Specific Gravity: 3.1 - 3.3

Hint: Cubic crystals, hardness and colour indicative.

  

Actinolite
Alabaster
Fluorite
Galena
Garnet
Sphalerite
Graphite
Tourmaline
Calcite (massive)
Epidote
Dolomite
Bornite
Kyanite
Quartz (massive)
 
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