单词 | silico- |
释义 | silico-comb. form 1. combining form of silica n. or silicon n.: a. With adjectives. silico-alkaline adj. Brit. , U.S. , ΚΠ 1852 C. Tomlinson Cycl. Useful Arts (1854) I. 783/1 Charcoal in excess in a mixture of silico-alkaline glass, gives a yellow colour. 1875 C. D. E. Fortnum Maiolica i. 4 The vitreous silico-alcaline or glass glazed wares. silico-ferruginous adj. Brit. , U.S. ΚΠ 1849 J. D. Dana U.S. Exploring Exped.: Geol. (1850) viii. 439 They owe their appearance..to a silico-ferruginous solution. silico-fluoric adj. Brit. , U.S. , ΚΠ a1830 F. Lunn Chem. in Encycl. Metrop. (1845) IV. 656/1 The compounds of silicon and boron, being also Acids, [should] be called silico-fluoric and boro-fluoric Acids. 1868 Fownes's Chem. (ed. 10) 368 Silicofluoric acid gives a white precipitate with barium salts. silico-magnesian adj. Brit. , U.S. , ΚΠ 1842 J. B. Fraser Mesopot. & Assyria xv. 344 Gray or blueish sandstone, containing red nodules of a silico-magnesian substance. silico-skeletal adj. Brit. , U.S. ΚΠ 1885 Encycl. Brit. XIX. 849/2 Silico-skeletal Radiolaria in which the central capsule is uniformly perforated all over by fine pore-canals. silico-talcose adj. Brit. , U.S. , ΚΠ 1849 J. D. Dana U.S. Exploring Exped.: Geol. (1850) xvii. 622 The silico-talcose rocks..project in jagged points. b. With nouns. silico-aluminate n. Brit. , U.S. , ΚΠ 1868 H. Watts Dict. Chem. V. 266 Silico-aluminates, -borates. silico-borate n. Brit. , U.S. silico-borocalcite n. Brit. , U.S. ΚΠ 1868 London, Edinb., & Dublin Philos. Mag. 4th Ser. 35 40 The exclusive occurrence of the hard nodules of silicoborocalcite in anhydrite. silico-fluate n. Brit. , U.S. ΚΠ a1830 F. Lunn Chem. in Encycl. Metrop. (1845) IV. 656/1 The silico-fluates of potash, soda, lime, and barytes are formed [etc.]. 1836–41 W. T. Brande Man. Chem. (ed. 5) 1031 A total condensation ensues, and a dry silico-fluate of ammonia results. silico-fluoride n. Brit. , U.S. , ΚΠ 1836–41 W. T. Brande Man. Chem. (ed. 5) 1032 Silico-fluoride of barium is gradually precipitated when silico-fluoric acid is mixed with chloride of barium. 1869 H. E. Roscoe Lessons Elem. Chem. (new ed.) xiv. 142 A compound of this substance with fluorine and potassium, potassium silico-fluoride. silico-titanate n. Brit. , U.S. ΚΠ 1868 H. Watts Dict. Chem. V. 263 Mosandrite is a hydrated silicotitanate. 2. silicocarnotite n. Brit. , U.S. [compare carnotite n., an unrelated mineral named after the same person] a silicate and phosphate of calcium, Ca5(PO4)2SiO4, found as orthorhombic crystals (coloured blue by impurities) in basic slag from steelmaking processes.ΘΚΠ the world > the earth > minerals > types of mineral > phosphates > [noun] > others of two plus elements childrenite1824 ficinite1852 sombrerite1862 martinite1888 griphite1891 graftonite1900 silicocarnotite1911 sicklerite1912 roscherite1915 ferrazite1919 phosphophyllite1921 kolbeckite1928 englishite1930 lehiite1930 lewistonite1930 millisite1930 seamanite1930 woodhouseite1937 sterrettite1940 whitlockite1940 lomonosovite1941 viseite1944 scorzalite1947 souzalite1947 rashleighite1948 hühnerkobelite1950 pallite1954 whitmoreite1974 1911 V. A. Kroll in Jrnl. Iron & Steel Inst. 84 126 These crystals, which are of a beautiful dichroic-blue colour, will be distinguished in the present paper by the name Silico-Carnotite. 1949 Mineral. Mag. XXVIII. 496 Silicocarnotite is found in basic slags rich in phosphorus. 1971 Tschermaks Mineral. u. petrogr. Mitteilungen XVI. 19 The nature of the PO4/SiO4 substitution in silicocarnotite should be resolved by collecting X-ray intensity data from a crystal known to be free from impurities. silico-manganese n. Brit. , U.S. , ΘΚΠ society > occupation and work > materials > derived or manufactured material > metal > alloy > [noun] > iron alloys ferromanganese1864 manganeisen1881 ferro-alloy1888 silico-manganese1895 Mumetal1924 1895 E. L. Rhead Metall. ix. 112 Siliconeisen and silico-manganese are irons containing silicon, or silicon and manganese... They are employed in steel manufacture. 1941 Trans. Amer. Soc. Mech. Engineers 63 367/2 Both high-manganese and silicomanganese steels equal the chrome-vanadium steel tested and may have commercial advantages. 1956 W. D. Hargreaves in D. L. Linton Sheffield 280 The city therefore uses quite large tonnages of pig-iron and of alloying metals..such as..silico-manganese. silicomolybdate n. Brit. , U.S. an anion or a salt of such an acid.ΘΚΠ the world > matter > chemistry > chemical substances > salts > [noun] > salts named by atomic number > molybates molybdate1788 silicomolybdate1881 1881 Jrnl. Chem. Soc. 40 880 Ammonium silico-molybdate is obtained in small yellow octahedrons, by mixing nitric acid solutions of ammonium molybdate and an alkaline silicate. 1928 J. H. Yoe Photometric Chem. Anal. I. xxxi. 366 Silicates and phosphates form yellow silico- and phosphomolybdates with ammonium molybdate in acid solution. On treatment with sodium sulfite the silico- and phosphomolybdates give a blue reduction product. 1973 E. G. Rochow in J. C. Bailar et al. Comprehensive Inorg. Chem. I. xv. 1466 Silicon is one of 36 elements which have been reported as central atoms of heteropoly acid aggregates (borotungstates, phosphovanadates, silicomolybdates, etc.). silicomolybdic acid n. Brit. , U.S. any of a class of polyanionic oxyacids obtained when mixed solutions containing a molybdate and a silicate are acidified; esp. a yellow crystalline solid of this kind whose formation is the basis of a colorimetric determination of silicon.ΘΚΠ the world > matter > chemistry > chemical substances > acids > [noun] > acids-named > containing silicon fluosilicic acid1817 silicic acid1817 silicomolybdic acid1871 1871 Jrnl. Chem. Soc. 24 157 (heading) A few remarks on the yellow precipitate containing silico~molybdic acid. 1956 Nature 3 Mar. 435/1 Analysis was carried out by measuring absorptiometrically the colour produced by the reduction of the silico-molybdic acid complex with ascorbic acid. silicophosphate n. Brit. , U.S. = phosphosilicate n. at phospho- comb. form .ΘΚΠ the world > matter > chemistry > elements and compounds > metals > specific elements > silicon > [noun] > compounds > other trisilicate1850 silicon carbide1893 silane1916 siloxane1917 silicophosphate1927 halophosphate1946 1927 Jrnl. Agric. Sci. 17 143 Stead..concluded that the most soluble phosphate was a silico-phosphate represented by 5CaO.P2O5.SiO2. 1963 C. R. Cowell et al. Inlays, Crowns, & Bridges vii. 77 A fine-grain silicophosphate cement of the appropriate shade is most suitable for cementation because it possesses some degree of translucency. This entry has not yet been fully updated (first published 1910; most recently modified version published online March 2022). < |
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