English: Dividing fault between Appalachian Mountains and Allegheny Plateau. A major geologic fault (directly behind small trees) can be seen in a new roadcut about 6 miles north of en:Williamsport, Pennsylvania on new Route 15. The fault is just about at the line that divides the folded en:Appalachian Mountains and the merely uplifted en:dissected plateau of the en:Allegheny Plateau. On the left hand (south side) is metamorphic rock. On the right hand is en:sedimentary rock, which, as one continues northward becomes mostly horizontal.
Image copyleft:
Image taken by me, released under GFDL, Pollinator 06:08, Dec 25, 2004 (UTC)
{{BotMoveToCommons|en.wikipedia}} {{Information |Description={{en|Dividing fault between Appalachian Mountains and Allegheny Plateau A major geologic fault (directly behind small trees) can be seen in a new roadcut about 10 miles north of [[:en:Williams