Natural Boulder Opal | Buy Australian Opal Specimens
These exquisite, polished Australian Boulder Opals specimens showcase the natural beauty and unique charm of this vibrant gemstone.
With a wide variety of colours and patterning from organic shapes to elegant striations, these specimens, exclusive to the Australian Museum Shop are superb opal examples
Found exclusively in Western Queensland, Boulder Opal features a riot of colours seamlessly fused with its ironstone host rock, creating one-of-a-kind patterns and shapes.
Renowned for its intricate blend on colour, play of light, fluorescence, sparkle, depth and organic appeal, this gemstone is a favourite among collectors and jewellery enthusiasts.
Timeless, vivid and perfect for seasoned collectors or anyone seeking a distinctive piece of Australia's geological heritage.
Size and colouring varies
Delivery costs are calculated at checkout and include the total weight of items within an order.
Orders are posted Mon - Weds. Standard post to Australian addresses will arrive within 5 - 7 working days from dispatch date.
For international delivery, please allow an additional 14 days
We hope you are happy with your purchase(s). But if not, we will exchange or issue a refund provided that the goods are returned in saleable condition.


Frequently Asked Questions
A: These authentic polished opal specimens are sourced exclusively from Western Queensland, Australia
Q: Can I buy authentic Australian opal specimens at the Australian Museum shop?
A: Yes, each piece is a genuine Australian Boulder Opal, perfect for collectors looking to buy Australian opals specimens.