Mineral 1.0: Mineral identification quiz

Mineral 1.0

Test your knowledge of specific minerals

Material: All | Silicates | Halides | Carbonates | Sulfates | Oxides | Phosphates | Hydroxides | Native elements | 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.

Click to test properties:

If you're really stuck...


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Known/experimental properties:
Habit: Fine/medium grained aggregate. Can feel greasy.
Lustre: Metallic
Hardness: 1 - 1.5
Cleavage: Perfect basal
Fracture: Uneven
Streak: Blackish lead-gray
Rxn w/ Acid: Unknown
Magnetism: None
Specific Gravity: 4.6 - 5.1
Hint: Colour is best indicator. Greasy feel and luster are good as well, as is its relative softness.



Pyrolusite
Apatite
Tourmaline
Calcite (massive)
Chalcedony
Sphalerite
Copper
Barite
Chlorite
Selenite
Talc
Epidote
Corundum
Molybdenite
Chromite
Hematite (massive)
Olivine

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Minerals by class: Silicates | Halides | Carbonates | Sulfates | Oxides | Phosphates | Hydroxides | Native elements | Sulfides



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