calcareosiliceous

== English == === Etymology === From calcareo- +‎ siliceous. === Pronunciation === === Adjective === calcareosiliceous (comparative more calcareosiliceous, superlative most calcareosiliceous) Consisting of, or containing, both calcareous and siliceous earths. ==== Synonyms ==== silicicalcareous === References === “calcareo-siliceous”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.