A mile or two underwater deep in the oceans and seas there is Gold Silver Copper zinc and lead , Because of new technology high prices and high demand , deep ocean gold mining is becoming economically feasible for the first time . High demand for precious metals has fueled interest in deep ocean mining, as land-based resources get stretched and need increases to follow up with the high demand coming from nations such as China and India, which have growing economies but relatively few natural resources . David Heydon, Founder & Chairman of DeepGreen Resources, discusses The New Gold Mining Frontier in international waters