Australian Women's Weekly on MSN9mon
The women of the Australian outback’s black opal fields
A willy-willy stirs grit and whisks it about aged mining machinery and through camps made ... is black opal – a kaleidoscopic ...
Business Insider3y
Why black opal is one of the most expensive gemstones in the world
Compared to common opal, which is usually one color, black opal exhibits many different colors contrasted by a dark body tone ... population of just over 2,000 people. Miners have been searching ...