Synthetic spinel – synthetic spinel is often used as a simulant because it can mimic the look of many different natural gems (such as sapphire, zircon, aquamarine and peridot), depending on its color.

Natural gem crystals are transformed from their rough crystallographic ... or it may affect the color in other tourmalines. Zircon – Some reddish brown zircons are heated in controlled environments to ...

Stating that the 13% derivation as presently provided for by the Constitution encourages illegal exploitation and mining of our natural ... and gemstones mining (including sapphire, ruby, aquamarine, ...

Appealing to collectors of Earth's ancient treasures, Heritage Auctions is selling rare meteorites, fossils, and gemstones.

Gemstones have long been believed to possess healing properties. This article explores which gemstones align best with each ...

Find out more about how we test. This review first appeared in issue 361 of PC Pro. Zircon is a gemstone not to be confused with the synthetically produced cubic zirconia. Instead, it’s a ...

Jacques addresses the significance of the astounding Lucara Diamond recently discovered, and GIA's work helping dealers, ...

Pewits Nest is the ultimate escape for anyone looking to blend natural beauty with a touch of whimsy. Copper Falls is like ...

The rarity of precious gemstones comes down to the geologic ... tons), of diamonds produced worldwide each year, according to Natural Resources Canada. In comparison, between 7,000 to 9,000 ...

The idea long sat at the back of his mind as he ran the fine-dining restaurant Gem and casual Gem Wine, both of which garnered critical acclaim and a cult following among the downtown Manhattan set.

His childhood in South Africa and his father's work exposed Bridges to various gemstones, which he collected. Bridges was educated at Hilton College before completing his Bachelor of Science in ...

High Cliff State Park is like the overachiever of Wisconsin parks. It’s got limestone cliffs, Native American effigy mounds, and views of Lake Winnebago that will make you forget all about your fear ...