About Us

Brisbane Opal Museum and Jewelery shop is Brisbane's pre-eminent destination to shop for and learn about Australian opals.

Our company, which has been family owned and operated since inception over then years agon, is a modern and progressive business that is extremely passionate about everything to do with opal mining, especially the history, the stories, and the people. 

We have grown from a small, online jewellery design business based out of a garage into an independent, purpose-designed museum and showroom located just minutes away from the Brisbane CBD. 

Brisbane Opal Museum and Jewellery shop is proud to offer both tours of our world class permanent collection as well as an incredible variety of locally designed and expertly crafted 100% natural Australian Opal Jewellery. No matter what the occasion or what you are looking for, we can help you in finding the opal of your dreams. 

Our shop offers a range of hand picked, cut, and polished opals of all types and colours set in silver and gold. While you shop with the guarantee that you are buying an authentic Australian opal product, you can also browse our carefully curated collection of museum specimens, including opalised fossils, Yowah nuts, and fine artwork.

It is our goal to ensure that we are contributing to a thriving, environmentally sustainable opal industry. We strive to couple a luxury retail experience with quality and entertaining information about this fascinating gemstone. 


Brisbane Opal Museum and Jewellery shop has 2 directors, here below you can read their blurbs, 




Geoffrey Mcdonald

Geoffrey, native from New Zealand, moved to Brisbane (Australia) when he was 8 year old after his Dad’s work relocation. 

Between 2002 and 2004, Geoff lived, worked and travelled in UK. 

Since attending a personal development seminar Geoff always wanted to have his own business. His first attempt was by creating a child motivation chart, which he stopped after working out how many he would need to sell in order to make any many - in the end the numbers simply did not add up (first lesson - no matter how passionate you are about something if the numbers don't work - it's not a business.

When he returned from Uk, He created his second business. Selling jewellery on eBay but this time with his brother John, which was the foundation of Brisbane Opal Museum and Jewellery shop. 

Since 2004, Geoff has been director and working full time at Brisbane Opal Museum and Jewellery shop. 

Geoff followed a short course to “create your own business” from administration to financial budget skills. He has experienced being a a “doors” to “doors” salesperson, known to be the hardest type of selling. 

Geoff has continuously improved his entrepreneurship knowledge by reading and listening numerous successful personality among them : Dan Kennedy, Michael D. Rowland, Jordan Belfort and Anthony Robins. Books include “Total Recall” by Arnold schwarzenegger, “ride of a lifetime” by Robert Iger, “Green lights” by Matthew mcconaughey and “Am I being to subtle” by Sam Zell. 

Geoff is a self-taught opal cutter and he will be your teacher if you decide to experience the “gold class” tour which includes a cutting/polishing opal session. 

In his numerous adventures, Geoff was teaching meditation in the beautiful and secluded “Daintree forest”.

In his opinion, To be a successful entrepreneur, “tenacity and be an expert in marketing” is the most important requirement. He also believes on “constant and never ending improvement”.

Geoff is the present shop manager and opal cutter.



Valentine Mcdonald

Valentine grew up in a typical French suburb 45 minutes from Paris.

In the early 2000’s, She lived and worked in UK. In 2004, She moved to Australia, settled in Brisbane and started working for the Brisbane Opal Museum in 2005. 

She has a Bachelor of Business management and a long-time experience with the import/export of goods. She is currently taking a course to become a certified gemmologist. Valentine has had an interest in gems since childhood when her father would bring back ornamental jewellery from his business trips to Africa.

Valentine is passionate about photography, she was part of the photographic club of her high school and while travelling she was very fortunate to work in the industry.

You can appreciate her photographs through our postcard collection and museum merchandising.

She believes that "flexibility" is the key to be a successful entrepreneur but also "staying authentic" is equally important. Her favourite quote is “think outside the box”. 

Valentine is the present curator of the museum.




Majulix PTY LTD - Trading as JG Jewellers & The Brisbane Opal Museum

ABN 11 634 040 216