Gold ore

The formation of gold through a process magmatisme on the surface as well as activities vulkanisma making it a consequence of the existence of native gold movements in the earth's heat or thermal.

Gold ore is produced from both primary and secondary sources , primary sources are mining activities and these take a variety of forms hard rock underground mining, open pit mining and dredging in the ocean lakes rivers and streams. Secondary sources refer to materials coming from recycled scrap metal scrap jewelry scrap electronic scrap spent sputtering targets and many others gold

See more information about Gold ore and Gold prospecting

goo.gl/TpVq1G