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  2.  > Hardness Of Anthracite Coal On Mohs Pakistan Crusher S

hardness of anthracite coal on mohs pakistan crusher s

The MOHS Hardness Scale starts with talc at 1 being the softest mineral and ending with diamond at 10 being the hardest mineral It is universally used around the world as a way of distinguishing minerals Simply put the higher the number the harder the mineral 10 Diamond 9 Corundum 8 Topaz 7 Quartz 6 Feldspar 5 Apatite 4

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