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tufaceous
Variant of tufa
noun
any of various sedimentary rocks, as travertine, made up of deposits of calcium carbonate formed by evaporation or precipitation in or near a cave, spring, lake, etc.
Related Forms:
- tufaceous adjective
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.