Showing 1–40 of 64 results

Crystal Boulder Opals

Crystal Boulder Opals are found in Boulder Opal mining, often unintentionally whilst searching for Ironstone Boulder Opals.
They are different to Boulder Opals in that they are found in Sandstone apposed to Ironstone, and often in pockets rather than inside of large boulders that you need to smash open with a sledgehammer.
Read More