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You are browsing the archive for 2012 June 15.

15 June 2012

Friday fold: home

Wow! Is it Friday already? Time flies when you’re settling into your dream house. The Friday fold is of my new home, the doubly-plunging Massanutten Synclinorium: The Alleghanian Orogeny is responsible for deforming these strata. Differential weathering produced the valley/mountain/valley pattern. The Cambro-Ordovician limestones and flysch (shale + graywacke) of the Martinsburg Formation in the Shenandoah and Page Valleys are susceptible to erosion, while the ridges of Massanutten Mountain are …

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