January 2022

The Forest City Meteorite: When Science Took a Backseat to Litigation

Iowa, as a state, joined 28 other others back on December 28, 1846. And late that same century, as Frank Cressy wrote, “Over a 15 year period in the late 1800s, the state of Iowa experienced three of the largest meteorite showers in the history of the United States.” One of those falls was named Forest City, and it was

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Symplectites in Nakhla

The Nakhla meteorite fell in the Nile delta the morning of June 28, 1911. Nakhlites are igneous rocks formed in flows or intrusions on Mars. They are rich in augite and contain a portion of olivine, about 10% in the case of Nakhla itself. Olivine grains in Nakhla and other nakhlites contain prominent dark flake-like inclusions. These are very thin

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