sapphire

Question: I was told years ago that natural rubies fluoresce but lab-grown rubies won’t. Recently, someone told me the opposite. He says…

Question: Are there any tricks to finding the curved striae or curved lines in synthetic ruby and sapphire? Sometimes I have trouble finding them.…

Question: Which laboratory method creates the best synthetic corundum for faceting? By International Gem Society 2 minute read Synthetic…

People have highly prized sapphires for ages. Their beauty and hardness make them ideal choices for jewelry. The demand for sapphires, however,…

Many cultures have long considered ruby a stone of kings. Not surprisingly, ruby symbolism and lore have many associations with power and wealth.…

“Rubyland” is as apt a nickname as a place has ever received. For the past 800 years, Mogok, Myanmar has consistently produced the world’s…

Over a decades-long career, Richard Hughes has gained extensive knowledge of ruby and sapphire gemstones. In this interview, he discusses…

Rubies and sapphires are some of the most well-known jewelry stones. Let’s take a look at the rare geological conditions in which rubies…

Many cultures have long considered ruby a king’s gem. Not surprisingly, ruby symbolism and lore have many associations with power, wealth, and…