Opal Gemstones

All our opals are natural solid boulder opals and are mined and cut by us in Queensland, Australia.
249 products
Australian Boulder Opal - 1.44 Ct colourful diamond shape boulder opal - Broken River Mining
1.44 Ct colourful diamond shape boulder opal
$280.00 AUD Sold out
Australian Boulder Opal - 1.65 Ct extra small pink and turquoise boulder opal - Broken River Mining
1.65 Ct extra small pink and turquoise boulder opal
$140.00 AUD Sold out
Australian Boulder Opal - 1.76 Ct extra small light green teardrop boulder opal - Broken River Mining
1.76 Ct extra small light green teardrop boulder opal
$250.00 AUD Sold out
Australian Boulder Opal - 1.78 Ct small green-blue boulder opal - Broken River Mining
1.78 Ct small green-blue boulder opal
$720.00 AUD
Australian Boulder Opal - 10.07 Ct ocean boulder opal - Broken River Mining
10.07 Ct ocean boulder opal
$280.00 AUD
Australian Boulder Opal - 10.14 Ct picture stone boulder opal pair - Broken River Mining
10.14 Ct picture stone boulder opal pair
$248.00 AUD
Australian Boulder Opal - 10.17 Ct milky boulder opal - Broken River Mining
10.17 Ct milky boulder opal
$270.00 AUD
Australian Boulder Opal - 10.17 Ct turquoise ocean coloured boulder opal - Broken River Mining
10.17 Ct turquoise ocean coloured boulder opal
$840.00 AUD
Australian Boulder Opal - 10.23 Ct colourful rectangle boulder opal - Broken River Mining
10.23 Ct colourful rectangle boulder opal
$260.00 AUD
Australian Boulder Opal - 10.26 Ct colourful free-form boulder opal - Broken River Mining
10.26 Ct colourful free-form boulder opal
$720.00 AUD
Australian Boulder Opal - 10.29 Ct pastel boulder opal - Broken River Mining
10.29 Ct pastel boulder opal
$120.00 AUD
Australian Boulder Opal - 10.30 small pink and caramel heart shaped boulder opal - Broken River Mining
10.30 small pink and caramel heart shaped boulder opal
$280.00 AUD Sold out
Australian Boulder Opal - 10.31 Ct cool blue boulder opal - Broken River Mining
10.31 Ct cool blue boulder opal
$140.00 AUD
Australian Boulder Opal - 10.78 Ct beautiful blue teardrop boulder opal - Broken River Mining
10.78 Ct beautiful blue teardrop boulder opal
$320.00 AUD Sold out
Australian Boulder Opal - 10.86 Ct lilac boulder opal - Broken River Mining
10.86 Ct lilac boulder opal
$98.00 AUD
Australian Boulder Opal - 11.17 Ct small rectangle boulder opal - Broken River Mining
11.17 Ct small rectangle boulder opal
$70.00 AUD Sold out