mesas and buttes

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Fran49829

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mesas and buttes

Hello,

I am a new member with zero education in geology but with a alot of questions about geology.  I am hoping to get understandable answers to some of my questions.

 Mesas and buttes of the American southwest  interest me. I think the ground around them for thousands of square miles was once flat and then erosion from the flowing water of the melting of an ice age wore the majority of the land away leaving mesas and buttes. Am I right?  If not please explain.

Sincerely,

Fran

KU40

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Welcome. That's mostly

Welcome.

That's mostly correct, but it didn't have to be meltwater from an ice age that caused the majority of the erosion.  It was simply average yearly precipitation.  None of the recent glacial periods had glaciers that extended that far south.  For example, I believe the farthest advance was during the Wisconsian Ice Age, when the glacier got as far south as northeastern Kansas (where I'm located).

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