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Anchorage Daily News
adn.com
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The copper deposits at Kennecott are unique in both their purity and size according to century-old research paper in the science journal Economic Geology. Learn more in this week's science column.
https://www.adn.com/alaska-news/science/2026/09/11/getting-to-the-bottom-of-coppers-rise-to-the-top-at-kennecott/
2026-09-11T21:07:17.173Z