资料来源 : pyDict

绿脱石

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Nontronite \Non"tro*nite\, n. [So called because found in the
   arrondissement of Notron, France.] (Min.)
   A greenish yellow or green mineral, consisting chiefly of the
   hydrous silicate of iron.