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2019-01-28. Apollo May Have Found an Earth Meteorite on the Moon.

posted Feb 4, 2019, 2:59 PM by Alan Gould
By Kimberly M. S. Cartier, Eos/AGU. [https://eos.org/articles/apollo-may-have-found-an-earth-meteorite-on-the-moon] For GSS A Changing Cosmos chapter 7. Excerpt: The meteorite may have been blasted off of Earth during an impact, mixed with lunar rocks, and brought back to Earth 4 billion years later by astronauts. A rock sample brought back by Apollo 14 may contain the first evidence of Earth material on the Moon. New analysis of zircon grains in one lunar sample suggests that the zircon formed under conditions typical in Earth’s crust and not on the Moon. ...“I expect there could be a bit of controversy because this is the first of its kind,” [Jeremy] Bellucci said. “Hopefully,” he said, “it inspires a search for more Earth materials and further analyses on these samples.”...
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