Clue: Earthy deposit of clay and calcium carbonate

We have 1 answer for the clue Earthy deposit of clay and calcium carbonate. See the results below.


Possible Answers:


Related Clues:

Last Seen In:

  • Washington Post - March 17, 2013
  • Washington Post - November 23, 2003

Found an answer for the clue Earthy deposit of clay and calcium carbonate that we don't have? Then please submit it to us so we can make the clue database even better!

Footer Image