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    canadian mining exploration firm angkor gold supports the australian teams findings. the company has identified concentrations of gold and base metals such as copper and molybdenum in samples collected from more than 110000 termite mounds in cambodia. this could be good news considering how costly and difficult traditional gold mining is inquire now

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    epc contract signed for the nabeba railway in congo . congo iron sa and motaengil africa a subsidiary of sundance resources have signed the engineering procurement and construction epc contract for the 52km section of the nabebambalam railway line to be built in the republic of congo congobrazzaville which will connect the nabeba mine to the cameroon railway.inquire now

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    surface mining including strip mining openpit mining and mountaintop removal mining is a quotopenpit miningquot refers to a method of extracting rock or minerals from the earth through their removal from an open it is mostly associated with gold mining.typically around 1 tonne of foundry sand is required for each tonne of iron or steel inquire now

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    ghana has 23 largescale mining companies producing gold diamonds bauxite and manganese and there are also over 300 registered small scale mining groups and 90 mine support service companies. [1] other mineral commodities produced in the country are natural gas inquire now

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    sulfide mining unfortunately poses several significant environmental risks. the most significant one is the threat to water quality. when sulfide ores are exposed to air and water the result is sulfuric acid which causes the leaching of potentially toxic heavy metals and the release of sulfates that contribute to the methylation of mercury.inquire now

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