Ancient Lavas in Shenandoah National Park Near Luray, Virginia (Classic Reprint)

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Excerpt from Ancient Lavas in Shenandoah National Park Near Luray, VirginiaFigure 2. Geologic map of the Catoctin mountain-blue Ridge anticlinorium in Virginia. Generalized from the geologic map of Virginia (virginia Division of Mineral Resources, layers of metamorphosed sandstone, shale, and volcanic ash. The Catoctin Formation can also be recognized along the southeast ¿ank of the anticlinorium where it rests on top of the Lynchburg Formation. The Lynchburg Formation, on the other hand, is represented on the northwest ¿ank of the anticlinorium only by a discontinuous layer of sedimentary rock, generally less than 150 feet thick, at the base of the Catoctin.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully, any imperfections that remain are intentionally left to preserve the state of such historical works.