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: Small, well-formed crystals
Lustre: Vitreous
Hardness: 6.5 - 7
Cleavage: None
Fracture: Conchoidal
Streak: White
Rxn w/ Acid: None
Magnetism: None
Specific Gravity: 3.8

Hint: Crystal habit, colour and hardness.

  

Pyrite (crystalline)
Galena
Garnet
Hematite (massive)
Stibnite
Muscovite
Corundum
Topaz
Epidote
Sphalerite
Chromite
Magnetite
Fluorite
Olivine
Malachite
Antigorite
Pyrite (massive)
 
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