At least 2,400 workers were being held down in the mine by their own colleagues.
The miner's first-quarter output was higher across most commodities including copper, iron ore and diamonds.
Mozambique’s coal industry has faced a number of challenges in recent months.
The incident forced Anglo to halt shipments from the operation, where it produced 6.1 million tonnes of iron ore last year.
The mine, scheduled to start operating in 2016, is expected to produce 5 million tonnes of coking coal a year.
The collapse of a river bank where a floating pier was moored has halted shipments by global miner Anglo American from its iron ore operation in Amapa state in Northern Brazil, the company said on Saturday.
The country's coal industry has faced a number of challenges in recent months.
Anglo American Platinum may cut as many as 14,000 jobs and mothball two mines.
She said investors need to understand “what it really takes to deliver projects.”
Investors alarmed as they witness what seems to be a repeat of protests which shook Africa's biggest economy last year.
South African branch confirmed that 18 miners suffering from the deadly lung disease filed Thursday a class action lawsuit against the company.
Christopher Lynch takes over longstanding finance director Guy Elliott.
South America’s largest coal supplier risks losing its main customers to the US as mounting issues affecting major coal miners in the country have started to disrupt supply.
The violence comes as union leaders and company executives prepare to hold talks today, hoping to end a strike that is costing the company millions of dollars a day.
Workers returned to work Wednesday morning after a one-day strike, but company lost 3,886 ounces of platinum production.
World's biggest diamond producer said Friday jewellery demand will experience moderate growth this year, which represents a major shift from the 12% decline in rough diamond prices last year.
The mining giant provided investors with a sour Valentine’s treat as it posted a $3 billion loss, its first ever full-year loss.
The negative figures come comes after a 2011 profit of more than $1 billion, which highlights the grim financial situation Amplats currently faces.
In a joint statement with the Department of Mineral Resources and unions, the miner has agreed to postpone any decision for 60 days.
Several delays and mounting development costs are to blame.
The world’s top platinum company is reportedly engaged in negotiations with union leaders and the government and it is expected to release a formal announcement on whether talks had succeeded in saving jobs later today.
Delays at the Brazilian iron ore project cost Anglo and former CEO Cynthia Carroll dearly.
As part of a long-awaited review of its operations in South Africa, Anglo American Platinum (Amplats) has decided to close and sell off several of its mines, leaving over 14,000 workers unemployed.
Two sources familiar with the situation said Cutifani will replace Carroll.
The global mining giant is selling its 70% stake in the Amapa iron ore operation in Brazil to Zamin Ferrous.
Mining giants Rio Tinto and Anglo American are selling a 74.5% shareholding in the South African copper company Palabora Mining to a consortium of Chinese and South African firms, in a deal valued at about $611 million.
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