Maine Geological Survey: Bedrock Geologic Map of Maine Simplified bedrock geologic map of Maine” by Marc Loiselle Maine Geological Survey: Surficial Geologic Map of Maine Bedrock geologic map of Maine” by Philip H. Osberg, Arthur M Maine geologic map data Simplified surficial geologic map of Maine” by Marc Loiselle Maine Geological Survey: Metallic Mineral Deposits Simplified geological map of Coastal Maine showing the location of Maine Geological Survey: Bedrock Geologic History of Maine Figure 1
