GEMMOLOGICAL LABORATORY FACT SHEET Chemical composition of Opal: Si0 2nH 20 – Hydrated Silica. • Water content in Precious Opal 3-10%. • Water content…
100 YEARS OF PASSION FOR GROSSE & BIJOUX CHRISTIAN DIOR, Vivienne Becker (et al.), 2010. 500 BRACELETS, Marthe LeVan, 2005. 500 EARRINGS, Marthe LeVan, 2007….
AUSTRALIAN NATURAL HISTORY, The Australian Museum-Quarterly, 1963. AUSTRALIAN NATURAL HISTORY, Opal Fossils; Flashes From Lightning Ridge, by Alex Ritchie, Vol.21 No.9, 1985. AUSTRALIAN NATURAL HISTORY, Sea…
A CENTURY PLUS OF OPAL PUBLICATIONS, Hans E.R. de Boer, 1994. A CLOSE CALL AT YOWAH, Herman Kreller, 1998. A FIELD GUIDE TO AUSTRALIAN OPAL,…
Opals form on all continents of the globe and have been sought after worldwide since ancient times.
A BOOK OF JEWELS, J & A Bauer, 1966. A FIELD GUIDE TO AUSTRALIAN ROCKS, MINERALS & GEMSTONES, Wolf Mayer, 1976. A KEY TO PRECIOUS … Read more
Opal is a complex stone to evaluate and this task falls mainly in the hands of experts with years of experience. There are eleven more … Read more
‘Play of Colour’ is a unique visual phenomenon which sets precious Opal apart from all other gemstones. Also known as ‘Fire’; An Opal may display … Read more
Around 100 million years ago when dinosaurs roamed the earth unique geological and climatic phenomena began in what are now Australia’s desert regions, making it … Read more
Opal Magic & Metaphysical Properties Many civilizations, cultures, and peoples have used crystals, stones, and minerals for healing and protection, not only of humans, but … Read more
Scene Stones, Fun Stones & Cameos Pattern is undoubtedly what makes Opal such an interesting and most dazzling gemstone. Stones within which images can … Read more
PronunciationOH-pul Meaning: ‘precious gem’; ‘eye lotion’; ‘bearer of change’ Gender: Female or Male DefinitionOpal n. an amorphous form of hydrated silicon dioxide that can be … Read more
Opal – ‘The stone of Lovers and Artists’ – has always been associated with love, hope and desire. The ancient Greeks and Romans referred to Opal as the ‘Cupid Stone’, because it suggested the clear complexion of the god of love.
