Gold mining has two ways: 1) open mining for gold
live in shallow source from ground surface much. Which require much space for the work of heavy equipment, such as
.Drilling machines, excavators and loaders. The trolley large. 2) underground mining for gold in the source
deep from the soil surface. Use area mining faces less. And to do the tunnel to enter the sources of ore
.In the deep level for Thailand. The survey found that the mineral area which has high potential in the production of
gold scattered ในบา areas in northern, northeastern.
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