[SunkenCiv]

Not sending a general distribution, merely adding to the keyword.

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[Carilisa]

Is this how our Lake Superior was pretty much formed, seeing as it is a failed rift?

http://www.geo.umn.edu/people/grads/davi0919/srthesis/midcontinent.html

http://www.geo.umn.edu/people/grads/davi0919/srthesis/midcont.gif

Picked up an agate the size of my fist last week on those shores!