About Us For the last one decade, we, Tisha Minerals Pvt. Ltd., have been offering premium quality Dolomite Powder, White Calcite Powder, Calcite Mineral Powder, Micronized Calcite Powder and Microfine Dolomite Powder. Established in the year 2004, we are a manufacturer and supplier of all these products.Customers appreciate our products for their stiffness, density, whiteness, wet ability ...