Lunar ferroan anorthosite 60025
Location: U.S. National Museum of Natural History, Washington, DC
Merckdigitals catalogue number: 22-53316
Comments: Lunar highlands near Descartes Crater.At 4.5 billion years old, this anorthosite is approximately the same age as the Moon, itself. Made mostly of plagioclase feldspar, it is thought to be a sample of the MoonÕs early feldspar crust.
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