Name/Title
S21.01.006Description
Precambrian rhyolite and schist in core drilled by the Calhio Chemicals, Incorporated, company at the site of an injection well in Lake County, Ohio. The image was made in 1986.
REIVEW
This slide image included in the USGS National Digital Catalog for NGGDPP Grant G15AP00115 in FY2015.Context
Black schist rock in cylinder sample. Injection well in Lake County, Ohio.