NEW : Workers at another South African mine return to work . It did not say whether the talks yielded any results . NE : They resume after the government starts talks to address their list of grievances . The day marks the latest of discontent in the nation 's mining heartland . South Africans held memorial services there for 44 killed in action at the Lonmin mine .
NEW : Workers at another South African mine return to work . NE : They resume after the government starts talks to address their list of grievances . The day marks the latest of discontent in the nation 's mining heartland . South Africans held memorial services there for 44 killed in action at the Lonmin mine .