oligistic

from The Collaborative International Dictionary of English v.0.48

Oligist \Ol"i*gist\, Oligistic \Ol`i*gis"tic\, a. [Gr. ?,
   superl. of 'oli`gos few, little: cf. F. oligiste.] (Min.)
   Of or pertaining to hematite.
   [1913 Webster]