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Vinony
Category

Ordovician impact craters

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Wiyâshâkimî Lake
lake in northern Quebec
Charlevoix crater
crater in Canada
Kärdla Crater
impact crater in Estonia
Slate Islands
islands in Lake Superior, Ontario, Canada
Tvären
Tvären is a circular bay close to Studsvik, Sweden.
Lockne crater
meteorite crater in Sweden
Lawn Hill crater
impact crater in Australia
Ames crater
crater in Oklahoma, United States
Pilot crater
impact crater in Canada
Granby crater
impact crater in Östergötland, Sweden
Ordovician meteor event
event of around 467 million years ago