Editing Rochechouart (section)

==Rochechouart impact structure==
{{see also|Rochechouart impact structure}}
Rochechouart is situated in the [[Rochechouart impact structure]], an impact crater caused by an [[meteorite|asteroid]] that crashed into the Earth's surface about 205 million years ago,<ref>{{Cite journal|last=Schmieder M., Buchner E., Schwarz W.H., Trieloff M., and Lambert P.|date=2010|title=A Rhaetian 40Ar/39Ar age for the Rochechouart impact structure (France) and implications for the latest Triassic sedimentary record|journal=Meteoritics & Planetary Science|volume=45-8|issue=8 |pages=1225–1242|doi=10.1111/j.1945-5100.2010.01070.x |s2cid=129154084 |doi-access=free}}</ref><ref>{{Cite journal|last=Cohen B.E., Mark D.F, Lee M.R., and Simpson S.L.|date=2017|title=A new high-precision 40Ar/39Ar age for the Rochechouart impact structure: At least 5 Ma older than the Triassic–Jurassic boundary|journal=Meteoritics & Planetary Science|volume=52-8|issue=8 |pages=1600–1611|doi=10.1111/maps.12880 |s2cid=3521507 |hdl=10023/10787|hdl-access=free}}</ref> in the [[Rhaetian]] period, shortly before the [[Triassic]] [[Jurassic]] boundary characterized by a massive [[Triassic–Jurassic extinction event|extinction event]] in which 80% of the world's species were obliterated.<ref>{{cite news |title=Crater chain points to impact of fragmented comet |author=Steele, Diana |url=http://chronicle.uchicago.edu/980319/craters.shtml |newspaper=University of Chicago Chronicle: 17, 12 |date=1998-03-19 |access-date=2015-09-13}}</ref>