Newmont's profit climbed to $388 million, or 79 cents per share, compared with $191 million, or 42 cents per share, a year ago.
Revenue jumped 50 percent to $2.05 billion from $1.37 billion, with copper sales more than quadrupling and gold sales rising steadily.
Analysts forecast earnings of 55 cents per share on revenue of $1.72 billion.
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