neficiation металл бус хүдэр ашигт малтмал боловсруулах
металл боловсруулсан ашигт малтмал · Дандар-Металл ашигт малтмал. 4. 4 BAYANHONGOR GOLD METALLOGENIC BELT Second biggest gold producing area 250 km in long and 60-90 km in width Main gold producing district is cluster of placer deposits, which are formed at the south part of the mountain range Jargalant.