Tridymite, a SiO 2 mineral that crystallizes at low pressures and high temperatures (>870 °C) from high-SiO 2 materials, was detected at high concentrations in a sedimentary mudstone in Gale crater, ...

Ulysse Nardin embarks on an enchanting voyage to explore the mesmerizing realm of untamed natural beauty with the Diver Atoll, meticulously crafted from chrysocolla.

The Greater Vernon area boasts a rich mining history, from gold and silver to coal and quartz. It is also home to one of Canada's most significant opal discoveries.

The study by the Denver Museum of Nature and Science is giving more clues about the geological origins of Castle Rock and the surrounding area.

While finding one can be rare, meteorites fall everywhere on Earth. Many descend into the depths of the ocean, lost forever. But some tumble to the ground and blend in with the rocks below. If you’ve ...

Lab-created, imitation, and natural gems, oh my! We're breaking down natural opals and their lab-grown counterparts — which often possess an almost identical structure.

A Derbyshire businessman who founded one of the county's most prestigious jewellers has died aged 64. Christopher Sellors, known as Chris, started his popular jewellery business, C W Sellors Fine ...

At least 28 kilograms of smuggled opals has brought nothing but trouble for the authorities in Montenegro, including the latest lawsuit seeking a payout equal to around half of the country's GDP.