Shopping Cart 0 items: $ 0.00


Cart empty

Australia's finest Mineral Dealers and Collectors.


Ausrox is recognized worldwide as a leading provider of exquisite mineral specimens to museums and collectors. We buy, sell and value minerals and collections across the globe.

Established in 1984, Ausrox is Australia's largest dealer of fine minerals, fossils, meteorites, opal & gold.
We travel all over the world seeking out the natural treasures of the earth, using our experience and resources to bring the world’s finest mineral and gold specimens to mineral dealers and collectors in Australia and across the globe.

Robert Sielecki: Owner & Managing Director

Robert "Rob" Sielecki, an exploration geologist by training (B.Sc. Hons., Geology) Rob began exploring for reserves of ornamental gemstones in Australia in 1979, and during the following years he identified over 50 promising deposits.

Rob is the owner and Managing Director of Crystal Universe, Pty. Ltd., trading under the name of Ausrox. The new mineral species sieleckiite, discovered by Rob, was named in his honor in 1988. Rob is also a Government Approved Valuer For Minerals, Fossils, Meteorites And Tektites Under The Australian Government Cultural Gifts Program.

Rob travels to mineral shows in Europe and America six time a year, and is constantly receiving new shipments from Brazil, America, Uruguay, China and other parts of the world. He has a showroom and warehouse in Melbourne and also in Perth. Rob's website address is

Among Rob's outside interests is karate; he holds black belt rank in the Japanese Kyokushin-kai style and also does a little surfing when the weather is warm!



If you are experiencing any registration website related issues please contact: