Maine Geological Survey
Photo 5: Light gray feldspar-rich gneisses of the Cushing Formation (Oc). These rocks are interpreted to represent metamorphosed silica-rich volcanic rocks (rhyolite or dacite) erupted during the Ordovician Period. The contact shown in Photo 7 can be seen on the far shoreline. Shoreline exposure approximately 1000 feet south of Whites Point in Harpswell, looking toward the north.
Project Name: Bedrock Geology 24k Freeport
Exact Creation Date
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bedrock mapping; outcrop; STATEMAP; Freeport
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