The doublet is a thin layer of opal cemented to a backing. The backing is often composed of obsidian, dyed black chalcedony, black glass, natural common opal, or plastic. The triplet is a thin layer ...

Commercial quantities of gem-quality chrysoprase and green prase opal (nickel-bearing chalcedony and common opal, respectively) have been recovered from altered serpentinite deposits near Haneti, ...

Naomi Sarna has been working on a grapefruit-size sculpture of a Siamese fighting fish, coaxing it from a piece of blue ...

Hip Hop Legend Ja Rule along with co-founders - Herb Rice, Kelvin Barton, and Sandy Sandiford started Amber and Opal, a premium honey botanical whiskey. Whiskey has a kind of magic that goes ...

The review was completed by former Land and Environment Court Judge and NSW Attorney General, Terry Sheahan AO. Key figures in the opal trade have criticised the recommendations, suggesting they’ll ...

Add articles to your saved list and come back to them any time. More than half of Sydney’s fare-paying adult commuters could be forced back onto Opal cards and prevented from using mobile phones ...

Add articles to your saved list and come back to them any time. The collection of up to $220 million in public transport fares in NSW could be at risk if the private operator of the Opal ticketing ...

Discover exquisite timepieces adorned with unique stones like charoite, amber, and meteorite. Each piece is a masterpiece of craftsmanship and rarity.

Complementing the white gold case, skeletonised bridges, and pure white opal subdials with their individuality ... One of two variants to inaugurate the line is this rose gold model showcasing ...