Northeastern Section of the Geological Society of America
One of six volumes generated by each GSA section for the Decade of North American Geology (DNAG) project, this Centennial Field Guide contains descriptions of 100 sites or site clusters representing outstanding geologic locations in Connecticut, Delaware, Maine, Maryland, Massachusetts, New Hampshire, New Jersey, New York, Pennsylvania, Rhode Island, Vermont, New Brunswick, Newfoundland, Nova Scotia, eastern Ontario, Quebec, and Washington, D.C.
Richard P. Nickelsen, 1987. "Sequence of structural stages of the Alleghany orogeny at the Bear Valley Strip Mine, Shamokin, Pennsylvania", Northeastern Section of the Geological Society of America, David C. Roy
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The abandoned Bear Valley Strip Mine is in the Western Middle Field of the Pennsylvania Anthracite Region in the Valleyand Ridge Province (Fig. 1). The intersection of lat. 40°45'50„Nand long. 76°35'45„ W marks the locality on the Shamokin, Pennsylvania 7½-minute Quadrangle map (1969 edition, photorevised 1975). The mine can be reached from the junction of Pennsylvania 61 and 125 in Shamokin as follows. Proceed southon Pennsylvania 125 for 1.4 mi (2.2 km) to the curve where Pennsylvania 125 turns sharply left; at this curve, continue straight in a southwest direction for 1.45 mi (2.3 km) to the endof the...