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ironstone
i·ron·stone I0235400 (ī′ərn-stōn′)n.1. A hard white pottery.2. A rock containing enough iron to permit commercial extraction; an iron ore.ironstone (ˈaɪənˌstəʊn) n1. (Geological Science) any rock consisting mainly of an iron-bearing ore2. (Ceramics) Also called: ironstone china a tough durable earthenwarei•ron•stone (ˈaɪ ərnˌstoʊn)
n. 1. any iron-bearing mineral or rock with siliceous impurities. 2. Also called i′ronstone chi′na. a hard white stoneware. [1515–25] ironstoneHard, white pottery introduced by C J Mason in the nineteenth century.Translationsironstone
ironstone1. any rock consisting mainly of an iron-bearing ore 2. a tough durable earthenware ironstone[′ī·ərn‚stōn] (petrology) An iron-rich sedimentary rock, either deposited directly as a ferruginous sediment or resulting from chemical replacement. |