by J.F. Conley and W.S. Henika, 6 x 9-inch soft-cover book, 71 pages, 5 plates include three folded 28 x 43-inch (approximate size) color 1:24,000-scale geologic maps, two 17 x 22-inch black and white 1:92,000-scale (1 inch:1.5 mile) generalized geologic map, 30 figures, 1 table, 1973. Report describes the stratigraphy, structure, geologic history, and economic geology of the Snow Creek and Martinsville East 7.5-minute quadrangles, and the Virginia portions of the Price and Spray (Northwest Eden) 7.5-minute quadrangles, in Henry and Franklin counties. Blue Ridge cover rocks, Piedmont igneous and metamorphic rocks, and recent alluvium are delineated on geologic map with cross-sections. Mica, granite, pegmatite, feldspar, and zircon mines, quarries and prospects are plotted. Smaller scale map of major rock units and structures with aeromagentic contours depicted.
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