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Mohs Hardness Scale in Pictures Quiz Stats

Quiz Updated May 12, 2017

Also try: Mineral or Not?
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Score 0/10 Timer 03:00
4 Plays Today
% Correct
Diamond
79.8%
Talc
69.6%
Quartz
61.6%
Calcite
54.7%
Topaz
51.4%
Corundum
47.9%
Fluorite
46.9%
Gypsum
46.5%
Orthoclase Feldspar
44.6%
Apatite
44.6%

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