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tufaceous
tu·fa T0404900 (to͞o′fə, tyo͞o′-)n. 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.
[Obsolete Italian tufa, tufo, from Latin tōfus.]
tu·fa′ceous (-fā′shəs) adj.tufaceous
tufaceous[tü′fā·shəs] (geology) Pertaining to or similar to tufa. ThesaurusSeetufa |