The geologic map for the Henderson quadrangle has been created as a general-purpose map that is applicable to land-related investigations in the earth, environmental and biological sciences. Includes two cross sections, one geochemical table, two stereonets, one rose diagram and rock unit descriptions. By David E. Blake and Edward F. Stoddard, 2016. Approximate scale - 1:24,000. Approximate size is 42"x38".