Moh's Scale

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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
Talc.jpg
2 Gypsum
Gypsum.jpg
3. Calcite
Calcite.jpg
4. Fluorite
Fluorite.jpg
5. Apatite
Apatite.jpg
6. Orthoclase Feldspar
Orthoclase.jpg
7. Quartz
Quartz.jpg
8. Topaz
Topaz-lw87a.jpg
9. Corundum
Corundum.jpg
10. Diamond
Rough.gif
Lang Antiques
Lang Antiques