The gemstone opal could be manufactured synthetically copying a technique employed by a beetle to control the appearance of its outer shell. Researchers from the Department of Zoology at the ...

Australian Opal Direct has announced its natural Australian opal ring collection featuring rare gemstones from Queensland, ...

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 ...

How does a jeweler find the best way to showcase a selection of rare stones? For Monica Rich Kosann, whose high jewelry ...