Mining Weekly reported that Corvus Gold has found a signifianct copper porphyry at its Chisna project, in Alaska.

As quoted in the market report:

The high-grade structurally controlled copper mineralisation at Jolly Green had now been shown to continue for over 700 m of strike and is related to the West Green target. The mineralisation at West Green is typical porphyry-copper-style mineralisation with sheeted veins and vein stockworks as well as chalcopyrite veinlets and disseminations in a strongly potassic altered quartz diorite porphyry surrounded by broad propylitic alteration zone.

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