* Astronomy

Rochechouart is an impact crater in France.
The crater diameter is still under study but expected to be about 21 km and its current age estimate is given as 214 ± 8 million years, placing it in the Upper Triassic period. Since then the crater has been deeply eroded, and no trace of its original surface morphology is visible anymore.
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Latitude: 45°49'27"N, Longitude: 0°46'54"E

Google earth file: Impact structures (96kb, kmz)