Going forward, PRAS Minerals will be the key entity, which does transactions with customers.Mine leases and Mining activities remains with their respective partnership firms, but sale of material will be through PRAS Minerals.In this scope, Pras Minerals has Eight Captive mines under its control and ownership.M/s. S.R.Minerals possess one Quartz Mine at Gudur, M/s.Lorven Minerals possess one mine with Feldspar Deposits and M/s. Chennai Minerals possess two mines at Mylavaram. All these mines produce Semi Glassy Quartz and Feldspar.M/s. Jyothsna Minerals possess two mines, which produce Granular Quartz. These mines are at Sydapuram, Gudur.M/s. Venkata Raghavendra Minerals possess two mines of Soapstone and Dolomite. These mines are at Bethamcherla and Rayala Cheruvu, Andhra Pradesh.