Science: In 'Moh's Scale of Hardness', Talc is number 1, Gypsum is 2, Corundum is 9 and Diamond is 10.name any of the minerals that occupy places 3-8 in the scale?
Any of CALCITE, FLOURITE, APATITE, ORTHOCLASE/FELDSPAR, or TOPAZ
any of calcite flourite apatite orthoclase feldspar or topaz
any of calcite flourite apatite orthoclase feldspar or topaz
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Any of CALCITE, FLOURITE, APATITE, ORTHOCLASE/FELDSPAR, or TOPAZ