Ground pollution from gold mining dumpsI. Preamble-In the wild mostly in the form of native gold. They are present in sulfide ores in Fe, Cu, As, Ag, Sb, and rarely in galenit, sphalerite. The principal mineral mineral gold is gold, electrum, calaverit, endonit, krennerit, silivanit, petzit, hagyagit and picataerit.-In our country mainly concentrated gold fringes depressions, along the Red River deep fault, Black River, a river in the code or the edge of the blocks lifting the Peace (mine Kim BOI), Kon Tum (Bong Mines, Mineral, Tea Company Accounts) there are also Thai Nguyen, Bac ...
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