Listing ID #5506252
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Contact SupplierTalc powder has a wonderful basal cleavage, patchy flat fracture and it is foliated with a two-dimensional platy form.T he Mohs the scale of mineral stiffness is based on rub hardness evaluation, ranging from 1-10, according to the scale value of 10 being the hardest of minerals. It is the important value 1, therefore, the softest of minerals. The mineral below 2 on Mohs scale of mineral hardness can be scratched by a fingernail.