单词 | plumbogummite |
释义 | plumbogummiten. Mineralogy. A mineral of the trigonal crystal system consisting of a hydrated basic phosphate of lead and aluminium, PbAl3(PO4)2(OH)5.H2O, and occurring as translucent, resinous, greyish-white to reddish-brown masses. ΘΚΠ the world > the earth > minerals > types of mineral > oxides and hydroxides > antimonites, arsenites, etc. > [noun] > aluminites plombgomme1837 plumbogummite1837 plumboresinite1837 1837 J. D. Dana Syst. Mineral. 230 Plumbo-resinite... Plombgomme... Plumbo-gummite. 1873 H. B. Nason & C. F. Chandler Elderhorst's Man. Qualitative Blow-pipe Anal. (ed. 6) 208 Yield with soda only a slag: carpholite,..plumbogummite. 1969 Nature 22 Mar. 1142/2 The occurrence of phosphorus as a calcium phosphate on a void surface, and its occurrence in minerals of the plumbogummite group. 1995 Mineral. Mag. 59 143 It is the phosphate analogue of segnitite and the iron analogue of plumbogummite. This entry has been updated (OED Third Edition, September 2006; most recently modified version published online March 2022). < n.1837 |
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