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wulfenite

[woo l-fuh-nahyt]
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noun
  1. a lead molybdate mineral, PbMoO4, occurring usually in tabular crystals, and varying in color from grayish to bright-yellow or red; yellow lead ore.
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Origin of wulfenite

1840–50; named after F. X. von Wulfen (1728–1805), Austrian scientist; see -ite1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for wulfenite

Historical Examples

  • Deposits of wulfenite have been worked on a small scale in Arizona.

    The Economic Aspect of Geology

    C. K. Leith

  • The chief ore minerals are molybdenite (molybdenum sulphide) and wulfenite (lead molybdate).

  • Wulfenite is rather common in the upper oxidized zone of deposits which contain lead minerals and molybdenite.

British Dictionary definitions for wulfenite

wulfenite

noun
  1. a yellow, orange, red, or grey lustrous secondary mineral consisting of lead molybdate in the form of platelike tetragonal crystals. It occurs with lead ores and is a source of molybdenum. Formula: PbMoO 4
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Word Origin

C19: from German Wulfenit, named after F. X. von Wulfen (1728–1805), Austrian mineralogist
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012