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Gold research in the Department of Geology

Gold in Otago

Geology and gold on Otago’s northeastern margin

Gold Cycle - Gold from the mountains to the sea

Gold occurs in thin veins of white quartz near the crest of the Southern Alps. It is transported in rivers and deposited near the sea. The action of the sea concentrates the gold in beach sands.

Macraes Gold Mine

The Macraes gold deposit is the largest active gold mine in New Zealand. The mine has produced more than 1.8 million ounces of gold at an average grade of 1.6 grams/tonne since opening in 1990.

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