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8 February 2013
Friday fold: LIDAR view of the Weverton Formation along the Blue Ridge front
Dan Doctor of the US Geological Survey contributed this week’s Friday fold. It’s a lovely view of the asymmetric folds in the Cambrian-aged Weverton Formation (part of the Chilhowee Group, a Sauk-Sea passive margin transgressive sequence), exposed on the western flank of the western limb of the Blue Ridge Anticlinorium. It’s a LIDAR image, and it’s best viewed when draped over the scenery in a Google Earth view. Here’s a …