Middleton quarry with Thwaites

Photographer

Hotchkiss, William Otis, 1878-1954

Date

• July 13, 1914

Summary

• Photograph taken at the Middleton quarry, Thwaites is holding is hammer on contact between Oneota limestone and Madison sandstone. The section shows more clean sand at top of Madison sandstone with balls of dolomitized sandstone which are altered to cherty sandstone and clean chert.