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14 December 2012

Friday fold: the folded xenoliths of Duck Creek

Friday fold: the folded xenoliths of Duck Creek

On Duck Creek (Ellendale, NC quadrangle), you can see folded xenoliths within the Toluca Granite (383 Ma, 378 Ma, or 368 Ma, depending on which mineral you ask). The granite there contains xenoliths that contain pre-exisiting fabrics and structures, and we stopped at Duck Creek on the pre-GSA-Charlotte field trip I took to the Neoacadian Inner Piedmont to check out these xenoliths. Here are some less impressive xenoliths, strung out …

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