Source : Webster's Revised Unabridged Dictionary (1913)

Wernerian \Wer*ne"ri*an\, a.
   Of or pertaining to A. G. Werner, The German mineralogist and
   geologist, who classified minerals according to their
   external characters, and advocated the theory that the strata
   of the earth's crust were formed by depositions from water;
   designating, or according to, Werner's system.