pisolite limestone

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• pisolite — [pī′sə līt΄, piz′əlīt] n. [< Gr pison,PEA + LITE] 1. a small, spherical body, commonly composed of calcium carbonate, found in sedimentary rock 2. a sedimentary rock, as limestone, containing many such bodies pisolitic [pī′sōlit′ik,… …   English World dictionary

• pisolite — noun Etymology: New Latin pisolithus, from Greek pisos pea + lithos lith Date: 1708 a limestone composed of pisiform concretions • pisolitic adjective …   New Collegiate Dictionary

• pisolite — pisolitic /pis euh lit ik, piz , puy seuh /, adj. /pis euh luyt , piz , puy seuh /, n. limestone composed of rounded concretions about the size of a pea. [1700 10; < NL pisolithus < Gk píso(s) PEA + líthos LITE] * * *       spheroidal crystalline …   Universalium

• pisolite — pis•o•lite [[t]ˈpɪs əˌlaɪt, ˈpɪz , ˈpaɪ sə [/t]] n. pet limestone composed of rounded concretions about the size of a pea • Etymology: 1700–10; < NL pisolithus < Gk píso(s) pea+líthos lite pis o•lit′ic ˈlɪt ɪk adj …   From formal English to slang

• pisolite — ˈpi]zəˌlīt, ˈpī], ]sə noun ( s) Etymology: New Latin pisolithus, from Greek pisos pea + lithus lith : a limestone composed of globular concretions about the size of a pea compare oolite …   Useful english dictionary

• Iron ore — Iron ores are rocks and minerals from which metallic iron can be economically extracted. The ores are usually rich in iron oxides and vary in colour from dark grey, bright yellow, deep purple, to rusty red. The iron itself is usually found in the …   Wikipedia

• Bath Stone — is an Oolitic Limestone comprising granular fragments of calcium carbonate. Originally obtained from the Combe Down and Bathampton Down Mines under Combe Down, Somerset, England, its warm, honey colouring gives the World Heritage City of Bath,… …   Wikipedia

• oolite — oolitic /oh euh lit ik/, adj. /oh euh luyt /, n. Geol. a limestone composed of minute rounded concretions resembling fish roe, in some places altered to ironstone by replacement with iron oxide. Also called egg stone. [1775 85; ( < F oölithe) …   Universalium

• Peagrit — Pea grit , n. (Min.) A coarse pisolitic limestone. See {Pisolite}. [1913 Webster] …   The Collaborative International Dictionary of English

• Microspherulite — Microspherulites are microscopic spherical particles with < 2 mm diameters, usually in the 100 micrometre range, mainly consisting of mineral material (the Greek litos means stone ). Only bodies created by natural physico chemical… …   Wikipedia