Opal Gemstones

All our opals are natural solid boulder opals and are mined and cut by us in Queensland, Australia.
154 products
Australian Boulder Opal - 1.16 Ct tiny marquise shaped boulder opal - Broken River Mining
1.16 Ct tiny marquise shaped boulder opal
$200.00 AUD
Australian Boulder Opal - 1.46 Ct extra small white fiery boulder opal - Broken River Mining
1.46 Ct extra small white fiery boulder opal
$150.00 AUD
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
Australian Boulder Opal - 10.01 Ct green-blue teardrop boulder opal - Broken River Mining
10.01 Ct green-blue teardrop boulder opal
$180.00 AUD
Australian Boulder Opal - 10.02 Ct lilac boulder opal - Broken River Mining
10.02 Ct lilac boulder opal
$125.00 AUD
Australian Boulder Opal - 10.12 Ct free-form boulder opal - Broken River Mining
10.12 Ct free-form boulder opal
$75.00 AUD
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 - 10.31 Ct lilac triangle boulder opal - Broken River Mining
10.31 Ct lilac triangle boulder opal
$170.00 AUD Sold out
Australian Boulder Opal - 10.41 Ct long striped boulder opal - Broken River Mining
10.41 Ct long striped boulder opal
$140.00 AUD
Australian Boulder Opal - 10.46 Ct dark purple and ironstone boulder opal - Broken River Mining
10.46 Ct dark purple and ironstone boulder opal
$90.00 AUD
Australian Boulder Opal - 10.64 Ct smokey caramel boulder opal - Broken River Mining
10.64 Ct smokey caramel boulder opal
$90.00 AUD
Australian Boulder Opal - 10.67 Ct long pink boulder opal - Broken River Mining
10.67 Ct long pink boulder opal
$280.00 AUD Sold out
Australian Boulder Opal - 10.78 Ct beautiful blue teardrop boulder opal - Broken River Mining
10.78 Ct beautiful blue teardrop boulder opal
$390.00 AUD
Australian Boulder Opal - 11.06 Ct sea green free-form boulder opal - Broken River Mining
11.06 Ct sea green free-form boulder opal
$180.00 AUD Sold out
Australian Boulder Opal - 11.17 Ct striped boulder opal - Broken River Mining
11.17 Ct striped boulder opal
$125.00 AUD
Australian Boulder Opal - 11.20 Ct pastel striped boulder opal - Broken River Mining
11.20 Ct pastel striped boulder opal
$180.00 AUD