The world’s finest uncut opal, a 998-gram gem called the Fire of Australia, has gone on permanent public display for the first time since its discovery more than 60 years ago. Valued at more than $675 ...

NEWPORT BEACH, California – Lugano Diamonds’ The Globe Ring features an extremely large and rare 9.7 carat Australian Blue Opal, surrounded by 7.19 carats of trillion cut emeralds and nearly 3.2 ...

A giant opal that weighs nearly 12,000 carats received a six-figure bid at an auction in Anchorage, Alaska. The precious stone, which is split in two, was sold for $143,750 on Sunday by Alaska Premier ...

Paleontologists in Australia have identified a previously unknown plant-eating dinosaur from the mid-Cretaceous. Remarkably, the fossilized bones of these creatures, which glisten in hues of blue and ...

Unusually colorful fossils found in Australia belong to a stunning new species of plant-eating dinosaur, scientists report today in the Journal of Vertebrate Paleontology. The remains not only belong ...

Opals are some of the most unique gemstones on Earth. They range from milky white to fiery red and deep blue-green, and all have a kaleidoscope of shimmering colors within, called play-of-color. Here ...