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Catastrophes and Prehistory

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Author Topic: Catastrophes and Prehistory  (Read 6405 times)
Troy Exeter
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Posts: 2113

« on: March 18, 2007, 09:13:41 pm »

... Because the impact site was in a shallow sea,

water rushed in to fill the circular depression. Kilometer high waterfalls tumbled over the rim of the crater and roared furiously across the floor of the crater.

Because seawater filled and covered the crater, sediment on the bottom of the sea soon buried the impact scar.  The crater is no longer visible today, even when standing directly over it.

In more recent times, the impact crater has affected the circulation of groundwater on the Yucatan Peninsula.  This groundwater, has in some areas, dissolved the limestone in the Yucatan peninsula.  Below ground, this has produced caves. At the surface, this has produced cenotes which are groundwater springs. The cenotes form a ring, like a blue pearl necklace,
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