Mohs Hardness Scale Hardness is measured on the Mohs Scale , identified numerically hardness of by standard minerals, from 1 (softest) to 10 (hardest): Talc Gypsum Clacite Fluorite Apatite Orthoclase Quartz Topaz Corundum Diamond A mineral of a given hardenss will scratch a mineral of a lower number.
(Hardness Scale Hardness; is measured; on the Mohs Scale) (Mohs Hardness Scale Hardness is measured on the Mohs Scale; identified; numerically hardness of by standard minerals) (Gypsum; will scratch; a mineral of a lower number)
Hardness Scale Hardness Mohs Hardness Scale Hardness is measured on the Mohs Scale Gypsum
is measured identified will scratch
on the Mohs Scale
numerically hardness of by standard minerals
a mineral of a lower number