The crater is 1.2 kilometres in diameter, and 200 metres deep. What conditions need to exist for a crater of this size to be formed?

Located 35 miles East of Flagstaff, and a 5 mile drive off Interstate highway I-40, the Barringer Meteorite Crater, as it is known in the scientific community, is one of the best preserved craters on Earth since its formation approximately 50000 years ago.
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