Minerals and gemstones in rocks are formed in the process when magma or molten rock begins to cool, ... pink and orange specimens, most of which are nowadays mined in Brazil. Pixabay/Public Domain. 4.

The Fortune Pink – an exceptionally rare 18.18-carat gemstone – sold to a private Asian collector for US$28.8 million at Christie’s Geneva in November 2022.

In addition to the Estrela de FURA and Eternal Pink stones, four other gems sold for more than $1 million. By Alexandra Tremayne-Pengelly • 06/08/23 4:48pm.

Australian researchers said the colorful gems of the Argyle mine, which produced more than 90 percent of the world’s pink stones, may have erupted when a supercontinent split. By Maya Wei-Haas ...

A 170-carat pink diamond discovered in Angola may be the largest such gemstone found in 300 years, according to Australian miner Lucapa Diamond Company. Named the “Lulo Rose,” the diamond was ...