Wulfenite

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Wulfenite \Wul"fen*ite\, n. [So named after F. X. Wulfen, an
     Australian mineralogist.] (Min.)
     Native lead molybdate occurring in tetragonal crystals,
     usually tabular, and of a bright orange-yellow to red, gray,
     or brown color; -- also called {yellow lead ore}.
     [1913 Webster]



From WordNet (r) 2.0 [wn]:

  wulfenite
       n : a yellow to orange or brown mineral used as a molybdenum ore