Newmont adds fourth mine in three years to profit stable

US gold major Newmont Mining has declared commercial production at its Long Canyon mine, in Nevada, the first phase of which will bolster company output by between 100 000 oz/y and 150 000 oz/y of gold over an eight-year mine life. It is the fourth profitable new operation the company has added to its stable of profitable mines in the last three years, including Merian, in Suriname, last month; Cripple Creek & Victor mine, in Colorado, last year; as well as Akyem, in Ghana, in late 2013