Talc is a magnesium mineral, commonly found in metamorphic rocks, such as chlorite schists, serpentine and magnesite. Talc is a metamorphic mineral resulting from the metamorphism of magnesian minerals such as serpentine, pyroxene, amphibole, olivine, in the presence of carbon dioxide and water. Talc is used commercially because of its fragrance retention, luster, purity, softness, […]