McAfee SECURE sites help keep you safe from identity theft, credit card fraud, spyware, spam, viruses and online scams

Home » Gemstones » Opal » Crystal Opal

Crystal Opal

Pictures and video of crystal opals



What is Crystal Opal?



"Crystal opal" is a term used for a transparent to translucent opal material that has a play of color within the stone. Crystal opals are often faceted to produce gems that have internal play of color and fire exiting from the facets.

Photos shown here are a crystal opal cabochon with blue to violet play of colors. It is a calibrated 8 x 6 millimeter stone cut from material mined at Lightning Ridge, Australia. Also a faceted Ethiopian crystal opal with a water clear body color and internal play of color. It is four millimeters across.








Find it on Geology.com




More from Geology.com


Sliding Rocks
Sliding Rocks Mystery: What causes these rocks to slide across a Death Valley playa?
Gemstones
Gemstones: Fantastic images and articles about colored stones and diamonds.
Oil and Gas
Oil and Gas: Articles about oil and natural gas in the US and around the world.
Plate Tectoncs
Zoom in on Plate Boundaries: See the details of plate tectonics in satellite view.
Garnet
Garnet is best known as a red gemstone. It occurs in any color and has many industrial uses.
Opal
Pictures of Opal: A collection of different types of opal from all around the world and Mars too!
Impact Events
Impact Events: Articles and images about impact events on Earth, moons and planets.
fireworks
The Science of Fireworks Their shapes and colors are produced through chemistry, physics & art.


Crystal Opal
The stone shown here is a crystal opal with blue to violet play of colors. It is a calibrated 8 x 6 millimeter stone cut from material mined at Lightning Ridge, Australia.




Crystal Opal
The stone shown here is an Ethiopian crystal opal with water-clear body colors and internal play of color. It is four millimeters across.


More Gemstones
  Emerald
  Tanzanite
  Ammolite
  Pictures of Opal
  Turquoise
  Colored Stones
  United States Gemstones
  Ruby & Sapphire

© 2005-2014 Geology.com. All Rights Reserved.
Images, code and content of this website are property of Geology.com. Use without permission is prohibited. Pages on this site are protected by Copyscape.