单词 | pyrostilpnite |
释义 | > as lemmaspyrostilpnite pyrostilpnite n. Brit. /ˌpʌɪrə(ʊ)ˈstɪlpnʌɪt/ , U.S. /ˌpaɪroʊˈstɪlpˌnaɪt/ [ < pyro- comb. form + ancient Greek στιλπνός shining (see stilpnomelane n.) + -ite suffix1] Mineralogy a mineral which is a sulphide of silver and antimony, occurring as orange-red tabular or needle-like crystals; also called fire-blende.Formula Ag3SbS3; dimorphous with pyrargyrite. Crystal system: monoclinic.ΚΠ 1868 J. D. Dana Syst. Mineral. (ed. 5) 93 Pyrostilpnite... Fireblende... Lustre pearly-adamantine. Color hyacinth-red. 1873 T. B. Brooks Iron-bearing Rocks II. 190 It [sc. galenite] is..associated with Sphalerite, Pyrite, and Chalcopyrite, (and, it was reported at the Holyoke mine, Pyrostilpnite). 1996 Mineral. Rec. 27 437/2 Pyrostilpnite is not common but occurs in small quantities in several stopes of the Silvana mine. < as lemmas |
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