Ausrox sources and offers for sale high quality minerals and other geological specimens from around the world and direct from Rob Sielecki's own personal hand-picked collection (Rob is Managing Director of Crystal Universe Pty Ltd).

Ausrox - a division of Crystal Universe Pty Ltd - specializes in very high quality mineral specimens, fossils, meteorites, gold crystals, gold nuggets and rare geological specimens. Museums and Collectors use Rob Sielecki and Ausrox for quality and reliability and Ausrox is also perfectly suited for mineral enthusiasts, universities, retail shop "point of interest" displays and decorators.

Rob Sielecki is the owner and managing director of Crystal Universe Pty Ltd, trading as Ausrox. A qualified and experienced geologist, Rob is considered to be one of the world's foremost experts in identifying and classifying crystals and minerals.

Rob even has a mineral named after him called Sieleckiite (see photo) that was previously unidentified until Rob discovered it. Hence the reputation of Crystal Universe and Ausrox because of Rob's ability to guarantee (in writing if requested) and specimens quality, mineralogy and authenticity.