释义 |
plumbo- before a vowel plumb-, used as combining form of L. plumbum lead, forming chemical and mineralogical terms. plumboˈcalcite Min., an isomorphous mixture of the carbonates of lead and calcium, Pb{pp}CO3.32Ca{pp}CO3, occurring in rhombohedral forms at Leadhills and Wanlockhead (Watts). plumboˈcuprite Min. = cuproplumbite (Chester). plumboˈgummite Min. [f. F. plombgomme + -ite1], a hydrous phospho-aluminite of lead resembling gum. plumboˈjarosite Min. [jarosite], a basic sulphate of lead and ferric iron, PbFe6(SO4)4(OH)12, that occurs as brown hexagonal crystals, esp. as a secondary mineral in lead ores in arid regions. plumboˈmanganite Min., a sulphide of lead and manganese, PbS.3MnS. plumboˈmethyl Chem., a compound of lead with molecules of methyl, as plumbotrimethyl Pb(CH3)3; plumbotetramethyl Pb(CH3)4, a colourless mobile liquid (Watts Dict. Chem. III. 563). plumboˈresinite Min. = plumbogummite. plumboˈstannite Min. [L. stannum tin], sulphantimonide of tin, lead, and iron (Chester). ˈplumbostib, -ˈstibnite Min. [L. stibium antimony]= boulangerite.
1834Amer. Jrnl. Sc. XXVI. 386 *Plumbocalcite..described by Johnson as a mineral found at Wanlockhead in Scotland.
1892Dana Min. (ed. 6) 855 *Plumbogummite.
1902*Plumbojarosite [see natrojarosite s.v. natro-]. 1938Jrnl. R. Soc. W. Australia XXIV. 112 This appears to be the first occasion on which either beudantite or plumbojarosite has been found in Australia. 1959Mineral Abstr. XIV. 275/2 Plumbojarosite is found as compact and powdery aggregates of flaky crystals in the Akatuev deposit in eastern Transbaikal region.
1877J. B. Hannay in Mineralog. Mag. 149 *Plumbomanganite.
1866Watts Dict. Chem. IV. 685 *Plumboresinite, Plombgomme.
1868Dana Min. (ed. 5) 99 *Plumbostib is also from Nertschinsk. It consists, according to Plattner, of antimony, arsenic, sulphur, a little iron, with 58·8 p.c. of lead; and appears to be boulangerite. |