Figure 1. Six of the 13 cuprian liddicoatite tourmalines from this study. The faceted stones weigh 1.59–9.63 ct (average 3.95 ...

This 9.52 ct pink tourmaline is part of an extensive private collection of ornaments claimed to be from ancient Afghanistan ...

November 04: Paraiba Tourmaline is famous for its broad blue-green spectrum and surprisingly, it’s more expensive than many gems ..

2007年9月，在曼谷珠宝展上出现了一种像“帕拉伊巴”一样的宝石，具有浅蓝/绿蓝多色性。

Bainbridge jeweler Robin Callahan loves all gems, but these days she finds tourmaline particularly irresistible. “It’s ...

Set of realistic red rubies with round cuts isolated on white background. Jewel and jewelry. Colorful gems and gemstones. Magna, classic round, royal, zinnia, trap, single, swiss, sphere, zircon Gems ...

Gem and jewel icons, game ui or user interface Gem and jewel vector icons of cartoon game ui or user interface design. Gemstones, precious stones and crystals, isolated diamonds or brilliants, emerald ...