Name/Title
S26.07.015Description
An outcrop with the Upper Pittsburgh sandstone of the Monongahela Group in Lawrence Township, Washington County, Ohio. This area has shale, siltstone, mudstone, sandstone, limestone and coal lithologies. Bedrock is from the Pennsylvanian Geologic Period. The photograph was taken by John H. Melvin probably during the Special Field Conference on the Stratigraphy, Sedimentation and Nomenclature of the Upper Pennsylvanian and Lower Permian Strata (Monongahela, Washington and Greene Series) in the Northern Portion of the Dunkard Basin of Ohio, West Virginia and Pennsylvania in September1950.
This slide image included in the USGS National Digital Catalog for NGGDPP Grant G15AP00115 in FY2015.Context
Group of people climbing on sandstone outcrop; other people standing on gravel road down below. Taken as part of geology conference in Washington County, Ohio.