The fact that a tourmaline comes from a famous mine doesn’t mean it is good quality. But fine-quality tourmalines that have documentation of their Paraíba origin from an independent laboratory like ...

This 3.28-carat Paraíba tourmaline's vivid violetish blue hue rivals the finest sapphires. Because of this tourmaline's rarity, its per-carat price is also likely to rival the price of fine sapphire.

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

In Boghossian’s Palace Voyages collection, inspired by the palaces of the Silk Road, there is a stunning suite of necklaces and earrings of electrifying turquoise-coloured Paraiba tourmalines ...

("Tourmaline") and Clean Energy Fuels Corp. (NASDAQ: CLNE) ("Clean Energy") announced today the opening of two new compressed natural gas (CNG) fueling stations in Alberta, marking a key milestone ...

Tourmaline Oil Corp. TOU-T, Canada’s largest natural gas producer, and California-based Clean Energy Fuels Corp., who signed a $70 million joint agreement last year to build up to 20 CNG ...

“Western Canada's first natural gas highway is taking shape right here in Alberta, driven by the innovative efforts of Tourmaline and Clean Energy,” said Alberta Premier Danielle Smith.