单词 | lengenbachite |
释义 | lengenbachiten. Mineralogy. A sulphide of silver, copper, lead, and arsenic, (Ag,Cu)2Pb6As4S13, occurring as steel-grey blade-shaped crystals. ΘΚΠ the world > the earth > minerals > types of mineral > sulphides and related minerals > sulpho-salts > [noun] > others bournonite1805 kobellite1844 grünauite1849 steinmannite1849 freieslebenite1850 saynite1854 haidingerite1863 alloclase1866 alloclasite1868 wittichenite1868 klaprothite1872 klaprotholite1872 guejarite1880 lautite1883 matildite1892 cylindrite1893 franckeite1893 hauchecornite1893 lorandite1895 lengenbachite1904 marrite1904 samsonite1910 vrbaite1913 weibullite1913 ramdohrite1931 parkerite1936 renierite1949 imhofite1965 nowackiite1965 nuffieldite1968 1904 Nature 1 Dec. 118/2 Mr. R. H. Solly exhibited and described various minerals from the Lengenbach quarry, Binnenthal. Three of these were new, viz. marrite and bowmanite..and lengenbachite. 1944 Trans. Royal Soc. Canada 38 iv. 63 An x-ray study of lengenbachite shows that this mineral is monoclinic. 1969 Mineral. Abstr. XX. 227/2 Lengenbachite gave space group P1 or P−/ 1, lattice constants of a subcell a′ 35·10 ± 0·03, b′ 5·75 ± 0·01, c′ 36·92 ± 0·03Å, α′ ∼ 90°, β′ 92°35′, γ′ ∼ 90°. This entry has not yet been fully updated (first published 1976; most recently modified version published online June 2018). < n.1904 |
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