thumb|300px|right|Calcareous sandstone in [[Seven Sisters Country Park, England]]
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thumb|300px|right|Calcareous sandstone in [[Seven Sisters Country Park, England]]
Calcareous () is an adjective meaning "mostly or partly composed of calcium carbonate", in other words, containing lime or being chalky. The term is used in a wide variety of scientific disciplines.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).