1. Home
  2. Education
  3. Geology

Schiller in Opal

From Andrew Alden, About.com

Schiller, or play of color, is the flickers of color as a gemstone (like this opal) is moved in the light. It arises from light interference inside the mineral.
Or play of color(c) 2007 Andrew Alden, licensed to About.com
  1. Home
  2. Education
  3. Geology
  4. Minerals & Gemstones
  5. Gemstone Geology
  6. Precious Stone Optical Special Effects - Schiller in Opal>

©2009 About.com, a part of The New York Times Company.

All rights reserved.