White Opal & Milky Opals

A very translucent to opaque type of gemstone having a white to off-white or milky colored background. White opal can have any or all of the colors associated with opal including red, green, blue, orange, purple etc. White opal is the most common of all opals and is found at Andamooka, Coober Pedy, Mintabie and other Australian mining fields.