Limonite

2 definitions found

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

  Limonite \Li"mon*ite\ (l[imac]"m[o^]n*[imac]t), n. [Gr. leimw`n
     any moist grassy place, a meadow: cf. F. limonite, G.
     limonit.] (Min.)
     Hydrous sesquioxide of iron, an important ore of iron,
     occurring in stalactitic, mammillary, or earthy forms, of a
     dark brown color, and yellowish brown powder. It includes bog


     iron. Also called {brown hematite}.
     [1913 Webster]

From WordNet (r) 2.0 [wn]:

  limonite
       n : a widely occurring iron oxide ore; a mixture of goethite and
           hematite and lepidocrocite