About
Title
Robinson Clay Products Company upper quarry
Subject
Nonmetallic Mineral Resources
Description
Robinson Clay Products Company upper quarry (southeast of Clearfield) to show grading of sandstone (at left) into clay rock at center and right. Sandstone-like projecting bed in lower quarry face is clay rock full of sand grains
Creator
Ashley, Geo. H. (George Hall), 1866-1951
Location Covered
Clearfield
Original Format
Photographs
Contact
For further information contact RA-pagslibrary@pa.gov or call 717-702-2020.
Contributing Institution
Pennsylvania Geological Survey
Sponsorship
This Digital Object is provided in a collection that is included in POWER Library: Pennsylvania Photos and Documents, which is funded by the Office of Commonwealth Libraries of Pennsylvania/Pennsylvania Department of Education.