Alexandrite
Although its component elements of beryllium, aluminum, and oxygen have been present since the earth’s formation more than 4.5 billion years ago, alexandrite was only discovered in 1831. The find occurred in the Ural Mountains of Russia, and according to the widely circulated lore surrounding the gemstone’s discovery, the miners who returned to camp at the end one particular day were taken aback when the green stones they thought were Continue Reading