The geologic map for the Essex 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 and a rose diagram, one cross section, and rock unit descriptions.
By David E. Blake, Edward F. Stoddard, Daniel L. Rhodes and Robert H. Morrow. Approximate scale - 1:24,000. Approximate size - 38"x42". 2015.