we sold silica ex pati / pamotan for glass and cement factory
our company is product several minerals like feldspar, silica, iron sand, sulphur, etc we have authority mining in Banjarnegara ( feldspar) , Cilacap, Bantul, Kulon Progo ( Iron Sand) Pati ( silica ....
we sold feldspar ex Banjarnegara and Pati