tufa

/ˈtufə/
IPA guide

Other forms: tufas

Definitions of tufa
  1. noun
    a soft porous rock consisting of calcium carbonate deposited from springs rich in lime
    synonyms: calc-tufa
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    type of:
    rock, stone
    material consisting of the aggregate of minerals like those making up the Earth's crust
  2. noun
    hard volcanic rock composed of compacted volcanic ash
    synonyms: tuff
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    type of:
    volcanic rock
    extrusive igneous rock solidified near or on the surface of the Earth
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