Garnierite

2 definitions found

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

  Garnierite \Gar"ni*er*ite\, n. [Named after the French geologist
     Garnier.] (Min.)
     An amorphous mineral of apple-green color; a hydrous silicate
     of nickel and magnesia. It is an important ore of nickel.
     [1913 Webster]



From WordNet (r) 2.0 [wn]:

  garnierite
       n : a green mineral consisting of hydrated nickel magnesium
           silicate; a source of nickel