Why are red opals the most valuable

Indigenous Australians, or better known as Aboriginal people have lived in Australia since the beginning of time. There are many

Lightning Ridge is a small outback town in north-western New South Wales, Australia. Part of Walgett Shire, Lightning Ridge is

How are Opals made? Opal is formed from a solution of silicon dioxide and water. As water runs down through

Belemnite is an opalised, fossilised squid that has been discovered mainly in Coober Pedy, South Australia. Formed over approx. 100

I recently had the great pleasure of being able to visit some friends in the opal industries Boulder Opal mine.