Denver Business Journal — Six miners were killed Saturday at Newmont Mining Corp.'s gold mine in Ghana.

The company said it was suspending operations at the Ahafo Mill Expansion project in aftermath of the disaster. Newmont said a roof of a tunnel at the mine collapsed, killing six and injuring two others.

The Denver mining giant (NYSE: NEM) "expressed deep sorrow over the loss of six colleagues in a tragic accident" in a Saturday statement.

“Our priorities right now are to support the families of those who lost loved ones in this terrible accident, and to cooperate with authorities to investigate its causes," said Gary Goldberg, CEO, in a statement.

A year ago, Newmont said the mine was a key to its future financial success: The mine was anticipated to produce 1.8 million ounces of gold over an 11-year mine life.

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