Tag Archives: Australian Opal

Andamooka Rainbow Matrix Opal

Andamooka Rainbow Matrix Opal Andamooka is a small mining town in the desert of South Australia and is the only area that produces Rainbow Opal Matrix. This type of opal is found in minuscule pores interspersed throughout its limestone host rather than in seams such as found in Coober Pedy. The limestone is white and […]

Boulder Opal

Queensland Boulder Opal is mined in the desert regions of the state of Queensland in Australia centered mainly around the towns of Winton and Quilpie. As is implied by the name the opal is found in or nodular or boulder ironstone formations, in vertical and horizontal cracks, which are cut open to see what gems […]