Seven of 19 gold producing companies tracked by Bloomberg News was losing money at $1,137/oz and was leading to development of a two-tier sector.
The credit rating of AngloGold Ashanti should be improved after the company had cut costs, lifted production and settled wage agreements.
A slump in mining royalties contributed to a six percent decline in Zimbabwe's tax take in the first half of its fiscal year.
South African mining equities were under the kosh again as metal prices continued to sink.
CRU Group said copper production from the Congo exceeded Zambia for the first time in 2013 and that both countries would significantly increase production in 10 years.
South Africa may not see another deep level mining investment if the government persists with using mining as a political tool.
Kibo Mining said it had finalised the terms of reference for its power purchase and a grid connection agreements with the Tanzanian government.
Goldman Sachs cut its price forecast for power station coal in Newcastle, Australia, a benchmark in China, to $69/t.
Gold Fields would report gold production of 535,000 ounces in the June quarter, roughly a 30,000 oz improvement quarter-on-quarter.
Kumba Iron Ore would post a one fifth decline in earnings for the 2014 financial year owing to a decline in iron ore prices.