The government has set up an inquiry into how 34 people were killed when police opened fire on striking workers at the mine.
Mr Malema also criticised President Jacob Zuma's handling of the crisis.
Cyril Ramaphosa, a prominent South African businessman, who was one of the leaders in the struggle against apartheid said lessons must be learned.
The union leaders seem to agree on one thing; they accuse the police of committing a massacre. But the police argue that the protesters were armed and the shooting was in self-defence.
So, what was behind this brutal police crackdown and how will it play out politically in South Africa?
Joining Inside Story, with presenter Ghida Fakhry, to discuss this are guests: Patrick Craven, the national spokesperson for the Congress of South African Trade Unions; David Wilson, a senior analyst at IHS Global Insight; and Zweli Mnisi, a spokesperson for the Ministry of Police Services.
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