Talc is a metamorphic mineral resulting from the metamorphism of magnesian minerals such as pyroxene, amphibole, olivine and other similar minerals in the presence of carbon dioxide and water. It has a perfect basal cleavage, is sectile and very soft, with a hardness of 1 (the softest of the Mohs’ scale of mineral hardness).
At Ashapura China Clay, talc is available in white powder form.