Sio2: 60% Mgo: 28% Cao: as required Size: 200#, 300#, 400#, 500#, 600#, 700#, 800#, lumps. We are processors of talc/soapstone mineral. Our monthly capacity of powder is 7000mt. We can supply material of your requirement in most competetive prices. Industries: 1) paints 2) pharma 3) plastic 4) ceramics 5) cosmetics 6) paper Packing: 25kg 50kg 500kg 1000kg 1250kg 1400kg