The entire process of gold mining can be broken down roughly into four steps: prospecting, mining, extracting and refining. Early discoveries of gold relied on the blind luck of someone spotting a yellow glint in a stream or in a crack between rocks.

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Dirty Gold Mining Practices. Gold mining has long been a dirty process, but the environmental costs have been rising. As gold deposits become depleted and demand for gold increases, more gold is being mined using environmentally destructive practices.

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Removing the gold-bearing rock from the ground is just the first step. To isolate pure gold, mining companies use a complex extraction process. The first step in this process is breaking down large chunks of rock into smaller pieces.

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Before any actual mining even takes place, prospectors need to locate diamond sources first. To hit pay dirt and get to the larger sized rough crystals, geologists follow the trail of secondary diamond sources to determine where the primary sources of pipe deposits are.

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The diagram below gives an overview of the key processes involved in the refining of gold and silver. Please note that this is highly simplified and does not detail the many sub-processes involved within each key process, the chemical inputs involved in each process, as well how the waste outputs from each process are handled.

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Gold Mining and the Environment. Dirty gold mining has ravaged landscapes, contaminated water supplies, and contributed to the destruction of vital ecosystems.

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