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Title: Stratigraphy of the Devonian Chattanooga and Ohio shales and equivalents in the Appalachian basin: an example of long-range subsurface correlation using gamma-ray logs

Technical Report ·
DOI:https://doi.org/10.2172/5117336· OSTI ID:5117336

The correlations discussed demonstrate the utility of the gamma-ray log for regional, basinwide stratigraphic studies. Through the use of these logs, suggested correlations based on paleontologic evidence (Hass, 1956) were confirmed and new correlations were established in the Appalachian basin across at least 700 miles. These logs used in conjunction with a few lithologic logs and gamma-ray profiles of surface sections (Ettensohn and others, 1979) have proven to be a useful tool for long-range stratigraphic studies.

Research Organization:
US Geological Survey, Reston, VA (United States)
DOE Contract Number:
AI21-79MC10866
OSTI ID:
5117336
Report Number(s):
DOE/METC/10866-21
Country of Publication:
United States
Language:
English