- They come in a variety of colors, such as pink,blue, green, or yellow,
- In ancient times, it was thought that sapphires were connected to divine beings
- It is said that the 10 Commandments in Christianity were written on a sapphire.
- There is a unique phenomenon that occurs when “needle-like inclusions” create a star shaped pattern when put up to light. The most famous sapphire, “the star of India” , stays in the American Museum of Natural History, weighing in at 563.4 carats.
- If a sapphire’s mineral species contains any amount of chromium, even a small amount without anything else mixed in, it will cause it to become red, or purple. When this happens, the gemstone is no longer considered a ruby.
Source: https://www.igi.org/7-fun-facts-about-sapphire-birthstone-of-september/