U.S. Geological Survey
Swelling Clays Map Of The Conterminous U.S.

References Cited for Maps

AAPG© 1997 - Reprinted by permission of the AAPG whose permission is required for further use.

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See Also...
  1. Introduction To Swelling Clays Map
  2. Mineralogy And Properties Of Swelling Clays
  3. Origin And Occurrence Of Smectitic Clays
  4. Factors That Affect Swelling Of Clays
  5. Damage Caused By Swelling Clay
  6. Criteria Used In Preparation Of The Maps
  7. References Cited for Maps

These maps are sourced from the U.S. Geological Survey publication
"Swelling Clays Map Of The Conterminous United States"
by W.W. Olive, A.F. Chleborad, C.W. Frahme, Julius Schlocker,
R.R. Schneider, and R.L Shuster; 1989



NOTE: This information is provided for general education only. For detailed information concerning reactive soils, you should always contact a geo-technical firm.