MA State Geologic Map
USGS Professional Paper 1366 A-D & E-J: Books accompanying the 1983 State Bedrock Geologic Map, edited by Norman L. Hatch.
Paper copies can be ordered via the USGS store (...
(Zen et al., 1983) The 1:250,000 scale Bedrock Geologic Map of Massachusetts, published by the USGS in 1983, shows the distribution of the different rock units, faults, and other features that...
A postcard showing the major bedrock types in Massachusetts
The MA Geological Survey
Department of Geosciences
269 Morrill Science Center
University of Massachusetts
611 North Pleasant Street
Amherst, MA 01003-9297