Detail photos reveal that the Duvall erratic is very gneiss.

Adena Mooers provided sharp detail photos of the Duvall erratic, revealing lovely gneissic banding. I have updated the webpage, including revised directions for getting there. See the photos and description here.

Gneissic banding in the Duvall erratic. Adena Mooers photo. Click to enlarge.

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