Online Statewide Bedrock Geology Maps

ordering instructions Printed copies of publications are available for sale. Older publications may not be available online. Use the Maine Geologic Publications Search to identify all printed publications available for sale from the Maine Geological Survey.
  • Simplified Bedrock Geologic Map of Maine (PDF, 1.0Mb) An 11" x 17" color map showing the simplified bedrock geology of Maine. Inset maps show regional metamorphic zones and generalized Northern Appalachian geology. The map also includes a generalized geologic cross section. A table and text on the reverse describe the geologic history of Maine and how it relates to plate tectonics.
    • Note - This map is online only, there is no printed version.
  • Bedrock Geologic Map of Maine A 42" x 58" color wall map showing the bedrock geology of Maine (scale 1:500,000). Ages of rocks in color, lithologies differentiated by patterns, inset map of tectonic features, map of metamorphic zones, correlation chart, and extensive reference list.

Last updated on October 13, 2010