单词 | phosphoritic |
释义 | phosphoriticadj. Geology. Relating to or of the nature of phosphorite; containing phosphorite. ΚΠ 1858 R. G. Mayne Expos. Lexicon Med. Sci. (1860) 947/2 Phosphoriticus,..phosphoritic. 1875 R. H. Thurston Rep. Machinery & Manufactures 364 in Rep. Commissioners of U.S. to Internat. Exhib. Vienna, 1873 (1876) III. The phosphoritic ores of Tennessee and other districts are capable of supplying quite as good metal. 1951 Geol. Föreningens i Stockholm Förhandl. 73 695 In all fossil occurrences these phosphoritic nodules are secondarily concentrated, by destruction of the loose sediments and phosphorizing of the nodules. 1997 Oxoniensia 61 56 The limestone..was a clean oolite, with the occasional small grain or an iron-rich rock, but nothing obviously strongly phosphoritic. This entry has been updated (OED Third Edition, March 2006; most recently modified version published online March 2022). < adj.1858 |
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