Calc-tufa and Stone

Calc-tufa noun - A soft porous rock consisting of calcium carbonate deposited from springs rich in lime.

Stone and calc-tufa are semantically related. In some cases you can use "Stone" instead a noun phrase "Calc-tufa".

Stone noun - A shaped stone laid over or erected near a grave and usually bearing an inscription to identify and preserve the memory of the deceased.

Calc-tufa and stone are semantically related. Sometimes you can replace phrase "Calc-tufa" with "Stone", this terms are similar.

Nearby Words: stony, stoned, stoning, stonily, stoneware