The geologic map for the Apex quadrangle has been created as a general-purpose map that is applicable to land-related investigations in the earth, environmental and biological sciences. Includes stereonets, one cross section and rock unit descriptions. By Edward F. Stoddard, Timothy W. Clark, Norman K. Gay, and Kevin Miller, 2016. Scale - approximately 1:24,000. Approximate size is 34"x42".
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