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To: LibWhacker

Better pics:

http://www.hartrao.ac.za/other/vredefort/vredefort.html

Hard to grasp the scale of this impact crater. I’ve never seen the ‘fir tree patterns’ in rock before (from shockwave).


29 posted on 10/11/2022 6:38:01 AM PDT by logi_cal869 (-cynicus the "concern troll" a/o 10/03/2018 /!i!! &@$%&*(@ -)
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To: logi_cal869

This is a good one!

https://en.wikipedia.org/wiki/Tunguska_event


42 posted on 10/11/2022 1:39:42 PM PDT by Reily
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