单词 | retinite |
释义 | retiniten. Geology. ΘΚΠ the world > the earth > structure of the earth > constituent materials > rock > igneous rock > [noun] > volcanic rocks > lava > vitreous obsidian stone1601 pitchstonea1728 volcanic glass1780 obsidian1794 pearlstone1806 retinite1808 marekanite1818 perlite1833 Pele's hair1844 Pele's tears1930 1808 Anti-Jacobin Rev. & Mag. 28 App. 477 Containing..silica, alumina, and alkali (spec. pounce, obsidiane, retinite, jade, petrosilex, [etc.]). 1823 tr. A. von Humboldt Geognostical Ess. Superposition Rocks 272 Pechstein (quartz resinite, or retinite). 1862 G. P. Scrope Volcanos (ed. 2) 90 Clay is occasionally turned into jasper; marl into pechstein or retinite. 2. Any of a large group of fossil resins occurring in deposits of lignite, peat, etc., and (unlike Baltic amber) containing little or no succinic acid. ΘΚΠ the world > the earth > minerals > types of mineral > hydrocarbon minerals > [noun] > resins > retinasphalt resinite1804 retinasphalt1804 resinasphalt1806 retinite1820 society > occupation and work > materials > raw material > mineral material > mineral and fossil resins > [noun] > fossil resin found with lignite resinite1804 retinasphalt1804 resinasphalt1806 retinite1820 society > occupation and work > materials > derived or manufactured material > processed resinous materials > [noun] > derived from brown coal retinite1853 melanchyme1868 the world > the earth > minerals > types of mineral > hydrocarbon minerals > [noun] > resins > others Highgate1813 lucullite1819 guayaquillite1838 fichtelite1844 ixolite1846 branchite1851 xyloretin1852 retinite1853 anthracoxene1858 kauri resin1858 tasmanite1864 kauri gum1867 xyloretinite1868 wheelerite1874 ionite1877 muckite1879 1820 R. Jameson Syst. Mineral. (ed. 3) III. 478 Retinite. Retin-Asphalt, Hatchett... Retinit, Hoff. b. iv. s. 173... Its colours are yellowish, liver, and reddish-brown, passing into brownish and hyacinth red, and inclining to orange-yellow. 1853 A. Ure Dict. Arts (ed. 4) I. 892 Resin, pitch, tar, oil, retinite, or other substance..capable of yielding carburetted hydrogen gas. 1881 Jrnl. Chem. Soc. 40 359 Four resins belonging to the retinite group., viz., Pyroretin, Reussinite, Leucopetrite, and Euosinite. 1920 Brit. Mus. Return 144 Retinite in coal from Alger, Wyoming. 1948 R. M. Pearl Pop. Gemol. vi. 243 Burmese amber or burmite contains little or no succinic acid, as it belongs to the retinite group of resins. 2000 Jrnl. Paleontol. 74 158/2 In northern Siberia there are several amber deposits of different Cretaceous ages referred to as Taimyr retinite. This entry has been updated (OED Third Edition, March 2010; most recently modified version published online March 2022). < |
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