Know your gemstones — Spinel

World Famous Spinel-Black Prince’s Ruby in the British Imperial Crown

World Famous Spinel-Black Prince’s Ruby in the British Imperial Crown

Red Spinel has been mistaken for a very long time for ‘Rubies’. World famous ‘Rubies’ in ancient times have now been identified as spinels. The “ Black Prince’s Ruby” is a crimson-red gemstone set in England’s Imperial State Crown which is displayed in the Tower of London. It is believed to be mined from Afghanistan and the same is polished and octagonal in shape. This majestic gemstone is first recorded in fourteenth Century in Spain. It was owned by succession of Moorish Kings and Spanish Kings. Thereafter, this gemstone was received as a payment for a victory in a battle...

Read more →

Spinel Gemstone

Sri Lanka is the world’s second largest supplier of this gemstone next to Myanmar. Spinel has become more popular in the past two decades and the prices have been increasing as the demand easily exceeds the supply.  Spinel in Sri Lanka ranges from Ruby Red, Pink, Orange, Reddish Brown, Purple, Blue, Bluish Green, Mauve to Colorless. These exhibit similar resemblances to the Corundum varieties especially in respect of Pink, Red, Orangish Red, Blue and Mauve. However, Corundum and Spinel are two different groups of gemstones with different chemical compositions and qualities. Mineral:   spinel Chemistry: MgAl2O4 Color: red, orange, pink, purple, blue, black...

Read more →