Replies

To: central_va

It was once a basin. Hence, the deposition of sand, shale, and limestone.

29 posted on 04/16/2015 6:59:56 AM PDT by crusty old prospector

To: crusty old prospector

Where did the organic material come from up there?

30 posted on 04/16/2015 7:01:35 AM PDT by central_va (I won't be reconstructed and I do not give a damn.)

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