1. a widely occurring iron oxide ore
; a mixture of goethite and hematite and lepidocrocite
The Collaborative International Dictionary of English v.0.48:
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.
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.
WordNet (r) 3.0 (2006):
n 1: a widely occurring iron oxide ore; a mixture of goethite
and hematite and lepidocrocite