The world's rarest gemstone is made of kyawthuite, a transparent reddish-orange mineral that’s known from just one sample ...

"Mandarin garnet" specimens are the most in demand and the most expensive. Spessartine gem quality stones are rarely larger ...

A troy ounce bar of gold is worth a hefty sum of money, but the same amount of this mineral is worth over a hundred million times more.

With its strong appeal to Asian collectors, the gemstone has seen huge growth in value; jewellery expert Sze Sze of Poly Auction Hong Kong takes us through the basics of appreciating jadeite and ...

Gemstones have been recognized for their rareness and beauty since the ancient times. In the 19th century, terms precious and semi – precious stones were coined. - All Parts ...

This material was called jadeite, a reference to the semi-precious gemstone the material resembled. Courtesy of Better Homes & Gardens . Advertisement. Advertisement. Advertisement.

The locations of the proposed tectonic gemstones jadeite jade and ruby superimposed on a world map showing the ages of continental crust. (Image credit: Stern et al./Geology) ...

An art-deco jadeite, enamel, gem-set and diamond brooch from Cartier, circa 1927, is shown at a Sotheby's jewels and jadeite autumn sale media preview. Jadeite pieces can fetch high prices.

Jadeite is exceptionally rare, and only a limited number of deposits are known globally. The vast majority of the world’s jadeite comes from Burma, accounting for over 95% of its supply.