Lightning Ridge gems are opal miners and the women who followed them into the Australian outback where they created a spectacular mosaic of old and new world cu

Over the last few decades our understanding of what Australia was like during the Mesozoic Era has changed radically. A rush of new fossil discoveries, together

Readers will find fascinating details about the discovery, whereabouts, and value of famous opals, from such classic specimens as the Burning of Troy Opal to th