phanerocrystalline

from The Collaborative International Dictionary of English v.0.48

Phanerocrystalline \Phan`er*o*crys"tal*line\, a. [Gr. fanero`s
   visible + E. crystalline.] (Geol.)
   Distinctly crystalline; -- used of rocks. Opposed to
   {cryptocrystalline}.
   [1913 Webster]