Opal Stone
Opalized bivalve found in Coober Pedy. Photo by James St. John. Licensed under CC By 2.0.
Article: Opal Mining in Coober Pedy: History and Methods
Credit: James St. John
Gemstone | Opal Stone |
Natural or man made | Natural |
Origin | Australia |
Origin details | Coober Pedy |
Gem State | Specimen |
Color | Orange, Green, Purple |
Transparency | Opaque |
Photo phenomena | Play of Color |