Gold and other precious metals in Low Grades ores and waste dumps from Goa, India
October 30th 2011 20:46
The old waste dumps are stocked when iron ore is extracted from mines. The overburden in mines, which consist of rocky, mud, clay and mainly lateritic layers along with low iron content. Very few have the knowledge that these dumps considered as waste also contained precious material like gold, titanium, aluminum, vanadium, zirconium and chromium
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