A Brief History of Tahitian Pearls Native Tahitians collected natural pearls from the black-lipped pearl mollusk, Pinctada margaritifera, for many generations prior to Spanish and English involvement. Some […]
A new study conducted by the University of British Columbia reveals that Baffin Island, Nunavut is home to cobalt-blue spinel, which the study co-author says is […]
Geologically speaking, precious opal is a rare find. With so few localities producing gem-quality opal, scientists have had some trouble understanding exactly how this material develops. […]
The Pink Legacy sold for a record-breaking $50 million in November. Pink diamonds first hit the gossip columns in 2002 when Ben Affleck gave a 6.1-carat […]
How Did Diamonds Form? Scientists have found evidence that diamonds formed in several ways. Around 90 miles (145 km) below the surface in areas of the Earth’s mantle, […]
Emerald fractures can be caused by the same things that give the gems their intense green color. This is the chemical formula for beryl: Be3Al2Si6O18 Beryl is composed […]
Before you purchase jewelry and gemstone insurance, be sure you understand how the policy works and what will happen should you make a claim. Ask your […]