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Finsch Diamond Mine, Northern Cape

Producer of



160km northwest of Kimberley, Cape Province, South Africa


Petra Diamonds (74%), Petra Diamonds Employee Share Trust (5%), Senakha Diamonds Investments (21%)

Geology type

Kimberlite pipe hosted in banded ironstones

Reserve base

35.7Mt containing 20.11Mct (probable)

Annual production

Capacity: 6Mtpa run-of-mine ore; 2Mct (2018)

Mining method

Initial open pit, succeeded by underground mining since 1990; open stoping to be followed by block caving

Processing method

Underground crushing, with milling and recovery of diamonds by gravity separation, X-ray fluorescence and grease tables

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