big hole kimberley |
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| navigate by keyword : 240 463 1872 africa and big claimed depth diamonds discovered excavated first hand has hectares hole kimberley largest metres mine open pit south surface the underground was were wide |
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| Big Hole is an open-pit and underground mine in Kimberley, South Africa, and claimed to be the largest hole excavated by hand. the first diamonds were discovered in 1872. The Big Hole has a surface of 17 hectares and is 463 metres wide. It was excavated to a depth of 240 metres. |
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