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单词 molybdophyllite
释义

molybdophylliten.

Brit. /məˌlɪbdəˈfɪlʌɪt/, U.S. /məˌlɪbdəˈfɪˌlaɪt/
Origin: A borrowing from German. Etymon: German Molybdophyllit.
Etymology: < German Molybdophyllit (G. Flink 1901, in Bull. Geol. Inst. Univ. Upsala 5 i. 91) < ancient Greek μόλυβδος lead (see molybdo- comb. form2) + ϕύλλον leaf, plant (see phyllo- comb. form) + German -it -ite suffix1; compare -phyllite comb. form.The first element of the name refers to one of the chemical constituents, the second to the foliate shape of the crystals.
Mineralogy.
A hydrous trigonal silicate of lead and magnesium occurring as colourless or pale green platy crystals.
ΘΚΠ
the world > the earth > minerals > types of mineral > silicates > miscellaneous silicates > [noun] > other silicates of two elements
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1901 Jrnl. Chem. Soc. 80 ii. 664 Molybdophyllite.—This new mineral is of rare occurrence with hausmannite in granular limestone or dolomite at Långbanshyttan, in Wermland, Sweden.
1951 A. N. Winchell & H. Winchell Elem. Optical Mineral. (ed. 4) II. 479 Molybdophyllite..is hexagonal (trigonal) with c/ a = 0.549.
1968 I. Kostov Mineral. 327 Perfect cleavage in one direction is displayed by molybdophyllite.
This entry has been updated (OED Third Edition, September 2002; most recently modified version published online March 2022).
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n.1901
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