![](http://www.alamy.com/thumbs/6/CB6C8C67-4585-48E9-ACB7-AB7F47D537C5/AE6T9N.jpg)
Play of Color in Opals
Hydrous silicon dioxide makes up the play of color in opals.
Size: 5120px × 3413px
Photo credit: © Rhea Eason / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: amorphous, birthstone, cabochon, color, colored, colors, crystalline, dioxide, dispersion, fire, form, gem, gemology, gemstone, hydrous, light, micro, mineral, mineralogy, october, opal, opals, orange, phenomenal, photomicrography, play, poor, red, science, silicon, stone, white