E.C. Toewe, 6 x 9-inch soft cover book, 52 pages, one plate includes folded 23 x 32.5-inch color 1:24,000-scale geologic map, 14 figures, six tables, 1966. This map and report portray and describe the stratigraphy, structure, economic geology, and groundwater resources of the Leesburg 7.5-minute quadrangle in Loudon County. Triassic-age sedimentary rocks, Blue Ridge cover rocks, and recent alluvium are mapped in the area. Quarries and prospects for crushed stone, lime and copper are shown on the map as well as rock and fossil repository samples. Measured sections, whole rock analyses and geologic logs of cores of diabase are included.
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