Purple Octagon Sapphire

Pinel: Many Famous Rubies in Crown Jewels Around the World Are Actually Spinels. The most famous are the Black Prince’s Ruby and the Timor Ruby. Spinel was recognized as a distinct gem variety only in the late 19th century through hardness and X-ray tests. Until they were mixed with rubies due to similarities in color and brilliance. The spectacular colors are hot pink and red. Also comes in a range of gorgeous pastel shades of pink, blue, and purple. Cobalt spines are very rare and found almost exclusively in Sri Lanka. Fine red spinels are now rarer than rubies.