Geochemical features and Ar/Ar age of tholeiitic and mafic-alkalic dikes in Aroostook County, northeastern Maine
By: by David Gottfried ... [et al.].
Contributors: Gottfried, David.; Geological Survey (U.S.)
Series: U.S. Geological Survey bulletin -- 1612.
Publisher: U.S. Geological Survey; For sale by Distribution Branch, Text Products Section, U.S. Geological Survey
Published: 1984
Place of publication: [Reston, Va.?]; Alexandria, Va
Language: eng
Number of pages: 23
Subjects: Basalt -- Maine -- Aroostook County.; Dikes (Geology) -- Maine -- Aroostook County.; Geochemistry -- Maine -- Aroostook County.; Geological time.
Notes: Bibliography: p. 22-23.