The National Opal Collection

The National Opal Collection is a museum and gallery located on the Lower Level at 119 Swanston Street in Melbourne's city center. It houses one of the world's most significant collections of opals, featuring everything from rough stones to exquisite jewelry. The museum displays the 'Olympic Australis', a famous 17,000-carat uncut opal, as well as opalized fossils, including a complete opalized dinosaur bone and ancient shells. Visitors can learn about the science of opal formation, the history of opal mining in Australia, and the craft of cutting and polishing. The collection also includes contemporary opal jewelry designs, showing the gem's versatility. The space is intimate but well-curated, with informative panels and helpful staff. A small gift shop offers opal jewelry and souvenirs. Located near Flinders Street Station and Federation Square, it's an easy stop for anyone interested in gems or natural history.

Don't miss

• See the 'Olympic Australis', a massive uncut opal weighing over 17,000 carats.
• View opalized fossils, including a dinosaur bone and ancient marine creatures.
• Browse the jewelry gallery featuring contemporary opal designs.
• Learn about opal mining and cutting through interactive displays.

Tickets & tours

Ways to visit The National Opal Collection

Cheapest way inRoyal Botanic Gardens Melbourne: The Explorer Bus4.9★ · 267 travelers~1 hourFree cancellationFrom$13 per personSee dates →Best full dayGreat Ocean Road Small-Group Eco Tour from Melbourne4.9★ · 6,940 travelers~14 hoursFree cancellationFrom$113 per personSee dates →Private & flexibleGreat Ocean Road and 12 Apostles Private Day Tour5★ · 22 travelers8-12 hoursFree cancellationFrom$277 per personSee dates →

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Getting there

Know before you go

• Photography is allowed but no flash to protect the gems.
• Audio guides may be available; ask at the desk.
• The gift shop sells opal jewelry and specimens, from affordable to high-end.

A bit of history

The National Opal Collection was established to preserve and display Australia's opal heritage, drawing from private collections and mining discoveries. Australia produces over 90% of the world's opals, with major fields in Coober Pedy, Lightning Ridge, and Queensland.