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Contributing Institution
Maine Geological Survey
Document Type
Image
Identifier
58271
Description
Portland West-SE-76-78. Spruce log No. 2 in basal Presumpscot Fm., Portland. C14 age = 12,510 +/- 100 yrs. See Hyland, F., Thompson, W. B., and Stuckenrath, R., Jr., 1978, Maritime Sediments, v. 14, p. 103-120.
Project Name: Thompson NGGDPP Grant 2020
Exact Creation Date
1-1-1976
Location
Portland
Supplemental Rights
Credit must be given to the photographer and the Maine Geological Survey when this photo is displayed, reproduced, distributed and/or used in derivative works.
Keywords
Portland; fossil wood locality; radiocarbon-dated site; dendrochronology