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- Mohawkite is a rare rock consisting of mixtures of arsenic, silver, nickel, skutterudite and copper, with the formula Cu3As up to Cu6As, and the most desirable...3 KB (360 words) - 19:16, 18 January 2024
- Glenesteroceras, which is of questionable validity[citation needed], is based on a single specimen from the Lower Ordovician of New York state, described...1 KB (94 words) - 03:02, 10 April 2018