ANDHRA PRADESH:
Minerals : Andhra Pradesh is the leading producer of barytes, mica, coal, bauxite, lime, granite etc.. The state produces about 10 million tones of industrial minerals. Andhra Pradesh is endowed with a major share of deposits of some minerals in the country: Barytes : 97%, Clay: 32%, Sand : 62%, Silver : 40%, Quartz : 40%, Mica Crude : 47%, Feldspar : 24%, Apatite : 27%