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22 June 2012

Friday fold: an asymmetric anticline from Wyoming

Another landform seen out the window of that very productive photo-flight last March: That’s a breached plunging anticline – doubtless a Laramide structure. This was over Wyoming; I think here. Looking north-ish, along the axis of the fold: Note that the lengths of section line A and B are not equal: this anticline is asymmetric. The facing direction of the hogbacks on the left (west) indicate it’s not overturned, but …

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