Tufa definition

to͝ofə, tyo͝o-
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.
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A soft, friable, and porous sedimentary rock consisting of calcium carbonate and formed by the evaporation of water, especially at the mouth of a hot spring or on a drying lakebed. It is similar to, but harder than, travertine.
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The calcareous deposit of lime found near hot springs.
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The volcanic rock tuff.
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A soft, friable, and porous sedimentary rock consisting of calcium carbonate and formed by the evaporation of water, especially at the mouth of a hot spring or on a drying lakebed. It can also be precipitated by algae or bacteria.
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Other Word Forms

Noun

Singular:
tufa
Plural:
tufas

Origin of tufa

  • Obsolete Italian tufa, tufo from Latin tōfus

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Italian tufo, from Latin tōphus or tōfus.

    From Wiktionary