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Polymict Breccia 67915

Generations of impacts shattered and melted the Moon's crust, welding together new rocks called breccias. In this sample, even the small fragments are composed of still smaller bits of rock. Collected by Apollo 16.

Group: Sedimentary
On loan from NASA
Locality: Lunar Highlands, near Descartes Crater , NA

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Smithsonian National Museum of Natural History Department of Mineral Sciences website Credits