单词 | menilite |
释义 | meniliten. Mineralogy. An impure variety of opal of a dull greyish or brownish colour, occurring as round or flattened concretions; a nodule of this material. ΚΠ 1801 tr. M. H. Klaproth Analyt. Ess. Chem. Knowl. Mineral Substances I. 451 Menilite..occurs..in a stratum of stones that belong to Werner's polishing slate. 1811 J. Pinkerton Petralogy I. 550 As common flint becomes menilite, from the unctuous and magnesian marl in which it is deposited. 1829 A. Ure New Syst. Geol. 324 The menilite silex. 1885 Amer. Naturalist 19 740 The only things found were the human bones, roots converted into menilite and some small indeterminable lacustrine shells. 1923 H. H. Read Rutley's Elem. Mineral. (ed. 21) II. 184 Menilite, or Liver Opal, an opaque liver-coloured variety. 1963 D. W. Humphries & E. E. Humphries tr. H. Termier & G. Termier Erosion & Sedimentation 409 Menilite, an irregular nodular chert, found in Tertiary marls, the type locality being Menilmontant in one of the suburbs of Paris. 1987 Palaeogeogr., Palaeoclimatol., Palaeoecol. 40 147 The menilite formation received its name from menilites, cherts occurring in small lenses or thin bands. This entry has been updated (OED Third Edition, September 2001; most recently modified version published online March 2022). < n.1801 |
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