单词 | schallerite |
释义 | schalleriten. Mineralogy. A reddish-brown basic silicate, arsenate, and chloride of iron and manganese crystallizing in the rhombohedral system. ΘΚΠ the world > the earth > minerals > types of mineral > arsenates > [noun] > others of two plus elements kœttigite1850 synadelphite1892 retzian1895 fluor-adelite1897 tilasite1897 schallerite1925 smolyaninovite1957 talmessite1961 1925 R. B. Gage et al. in Amer. Mineralogist 10 9 The name schallerite is proposed for the mineral after Dr. Waldemar T. Schaller, of the United States Geological Survey, Washington, D.C. 1925 R. B. Gage et al. in Amer. Mineralogist 10 9 Schallerite occurs in seams or on cleavage faces in the massive zinc ore. 1970 Soviet Physics: Crystallogr. XV. 40/1 This has made it possible to carry out a systematic derivation of the possible polytype modifications of pyrosmalite and to determine the structures of schallerite and friedelite. This entry has not yet been fully updated (first published 1982; most recently modified version published online June 2018). < n.1925 |
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