History of Technology in India, Vol. I: From Antiquity to c. 1200 A.D. v1.c12.s1.t4.28

v1.c12.s1.t4.28

Water was the main problem that seems to have finally limited the mining operation in depth. A small spring in Hutti mine at 640 ft (195.07 m) brought their efforts to a close and at that level the presence of about 10 ft (3.04 m) of broken chatties (clay pots) was a clear evidence of how the ancients attempted to deal with this obstacle.