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Delaware County Pennsylvania

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Series: GSA Field Guide
Published: 01 January 2015
DOI: 10.1130/2015.0040(03)
EISBN: 9780813756400
FIGURES | View All (11)
Journal Article
Journal: GSA Bulletin
Published: 01 July 1987
GSA Bulletin (1987) 99 (1): 113–126.
Journal Article
Journal: Geology
Published: 01 May 1980
Geology (1980) 8 (5): 240–244.
Journal Article
Published: 01 October 1916
American Mineralogist (1916) 1 (4): 54–56.