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

marcasite \mar"casite\, n. f. marcassite; cf. it. marcassita,
   sp. marquesita, pg. marquezita; all fr. ar.
   marqashimactha. min.
   a sulphide of iron resembling pyrite or common iron pyrites
   in composition, but differing in form; white iron pyrites.
   1913 webster

   golden marcasite, tin. obs.
      1913 webster marcasitic
see also:
golden marcasite 

Marcasite >> M Words
Marcasite, definition of term: Marcasite
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