Opal comes in a variety of colours and styles. Most common is opaque potch, which lacks precious opal’s colourful play of light. Translucent crystal opal is found in all fields. Black opal, sometimes ...

Visitors are free to sift through opal mine tailings at the Jewell Box, an area still used as a mine dump. Avid ‘noodlers’ may find small opals or pieces of colourful potch (low-quality opal) in the ...