Geologist examines slump block of Ordovician age sandstone.

Photo of geologist examining a huge slump block of Ordovician age St. Peter Sandstone.

Detailed Description

Missouri Geological Survey and Geology and Land Survey Division Geologist examines huge slump block of Ordovician age St. Peter Sandstone.

Details

Image Dimensions: 220 x 166

Date Taken:

Location Taken: US