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EXHIBIT 8.1

LIST OF MAIN SUBSIDIARIES AS ATJUNE 30, 2021 AND AS ATOCTOBER 28, 2021

SUBSIDIARY NAME

JURISDICTION OF

INCORPORATION

AND RESIDENCE

PROPORTION OF

OWNERSHIP INTEREST

AND VOTING INTEREST

Ergo Mining Operations Proprietary Limited

South Africa

100%

Crown Gold Recoveries Proprietary Limited

South Africa

100%

East Rand Proprietary Mines Limited

South Africa

100%

Ergo Mining Proprietary Limited

South Africa

100%

Far West Gold RecoveriesProprietary Limited

South Africa

100%