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单词 semseyite
释义 semseyite Min.|ˈsɛmsiːaɪt|
[ad. Hung. semseyit (J. S. Krenner 1881, in Magyar tudományos Akad. Értes. XV. 113), f. the name of Andor Semsey (1833–1923), Hung. nobleman and amateur mineralogist: see -ite1.]
A monoclinic sulphide of lead and antimony, Pb9Sb8S21, found usu. as grey or black tabular or prismatic crystals with a metallic lustre.
1886Jrnl. Chem. Soc. L. 313 Semseyite from Felsöbánya; small, grey tabular crystals.1920Brit. Mus. Return 142 in Parl. Papers XXXVI. 673 Semseyite from Dumfriesshire.1955[see rosetted a. 1 a].1976Mineral. Abstr. XXVII. 306/2 Genetic antagonism between semseyite..and boulangerite..may have been caused by variation in oxidizing power of sulphur between the two media.
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