Opal Stone
Black opal, 215.85 cts, from Lightning Ridge, Australia, on display at the American Museum of Natural History, New York, NY. Photo by greyloch. Licensed under CC By-SA 2.0.
Article: Appraising Opals
Credit: greyloch
Gemstone | Opal Stone |
Natural or man made | Natural |
Origin | Australia |
Origin details | Lightning Ridge |
Carat Weight | 215.85 |
Gem State | Rough |
Color | Black |
Transparency | Opaque |
Photo phenomena | Play of Color |
Multi-color | more_than_3_colors |