Moh’s Scale

Mohs Scale of Hardness.
Mohs Scale of Hardness.

Moh’s scale is a relative hardness scale for minerals rating them from 1 to 10. The values are not proportional. Diamond is rated a 10 and is the hardest mineral and Talc is rated 1 and is the softest.

Moh's Scale of Relative Hardness

1. Talc
2. Gypsum
3. Calcite
4. Fluorite
5. Apatite
6. Orthoclase Feldspar
7. Quartz
8. Topaz
9. Corundum
10. Diamond
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