9/15/2014 - 3:24 PM EST - Golden Star Resources Ltd. : announced the results of its Preliminary Economic Assessment on the development of an underground mining operation at its Wassa mine in Ghana. Assuming an open pit and underground mining scenario, total Measured and Indicated Mineral Resources at Wassa are now 35.7 million tonnes at 2.22 g/t Au for 2.5 million ounces. Golden Star Resources Ltd.
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