Outwash

The photo at the left shows an outwash deposit in a pit near Chicago. Photo by W.H. Johnson.

This photo shows outwash sand and gravel beneath till of the last glaciation at the Wedron Quarry. Photo by A.K. Hansel.

The photo at left shows summer meltwater issuing from a glacier on Bylot Island in eastern Canada. Gravel and sand are deposited in bars to form a braided channel system called a valley train. Photo by W.H. Johnson.

Updated 01/11/2011 SLD