1. Sand:- Chandan and Orhni rivers bring a large deposit of sand with its water in rainy reasons the district earns a large amount by auctioning these Ghats of sand.
2. China Clay:- Among the minerals in the district deposits of China Clay, Fire Clay and Mica have been exploited . China Clay is found in Samukhiya near Banka and Satletwa in Katoriya circle China Clay of good quality is found in Patherghatta hill in village Madhorampur. The mining is worked by Bhagalpur Potteries Ltd. Resultantally a ceramic state has been established near Samukhiya. Fulhara in Katoriya circle has deposit of Mica also.
3. Granite:- Deposit of Granite and Galena are also believed to occur in certain belts of Katoriya Block near Tonapathar.
4. Industrialization:- The district Banka is Totally Backward in industrialization. Only Gur Producing Mills in Amarpur circle area based on sugarcane.
A traditional Tasar cloth weaving is still doing well at village Ktoriya in Amarpur Block areas. The district administration has been active to promote this village silk weaving.
There are almost thousand ( 1000) weavers families in the village Biraidih Churaili, Masuriya, Dumra, Jagay of Banka Urban areas. The family livelihood are mainly dependent on Handloom.
Stone Crusher Industries :- This cheap crusher industry are based at Bounsi.