In this Ethiopian opal cut by AGTA Spectrum Award-winner Mark Kaufman, you can see the "brushstroke" appearance that characterizes the play of color of most natural opals. 13.23 cts, 2.4 x 1.5 x 0.8 cm. © Rob Lavinsky, www.iRocks.com. Used with permission.
Article: An Incredible Union of Colors: Choosing Opal Engagement Ring Stones
|Natural or man made||Natural|
|Photo phenomena||Play of Color|