calc-tufa


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calc-tu·fa

 (kălk′to͞o′fə, -tyo͞o′-) also calc-tuff (-tŭf′)
n.
Calcareous tufa, a porous or spongy deposit of calcium carbonate found in calcareous mineral springs.

calc-tufa

(ˈkælkˌtuːfə) or

calc-tuff

n
(Minerals) another name for tufa
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.calc-tufa - a soft porous rock consisting of calcium carbonate deposited from springs rich in limecalc-tufa - a soft porous rock consisting of calcium carbonate deposited from springs rich in lime
rock, stone - material consisting of the aggregate of minerals like those making up the Earth's crust; "that mountain is solid rock"; "stone is abundant in New England and there are many quarries"