Independent investigation says the country has not complied with international laws, reacting too slowly and doing too little about the polluting effects of 130 years of gold mining near Johannesburg.
The men began their protest when their shift ended on Tuesday morning and refuse to come up even though the mine's owner says it won't shut down the operation as planned.
Report: Lifting of sanctions will spark double digit copper output growth in Iran, home to world's second largest copper mine and largest zinc reserves.
All involved banks will also have to produce all relevant chat room instant messages and any other written communication they exchanged, whatever the media.
The company remains confident the sale of its Rustenburg mines in South Africa to Sibanye Gold will clear its last regulatory hurdle before the end of the year.