Tufa

[Tu·fa]

A soft porous rock consisting of calcium carbonate deposited from springs rich in lime

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A soft or porous stone formed by depositions from water, usually calcareous; -- called also calcareous tufa.

Noun
hard volcanic rock composed of compacted volcanic ash

Noun
a soft porous rock consisting of calcium carbonate deposited from springs rich in lime

A soft or porous stone formed by depositions from water, usually calcareous; -- called also calcareous tufa.

A friable volcanic rock or conglomerate, formed of consolidated cinders, or scoria.

Tufa

Tu"fa , [It. fufo soft, sandy stone, L. tofus, tophus. Cf. Tofus, Toph, and Tophin.] (a) A soft or porous stone formed by depositions from water, usually calcareous; -- called also calcareous tufa. (b) A friable volcanic rock or conglomerate, formed of consolidated cinders, or scoria.

A soft or porous stone formed by depositions from water, usually calcareous; -- called also calcareous tufa.

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Usage Examples

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