SPINEL COLOR CHANGE DARK BLUE WITH MULTI COLOR 8.59 Cts - 20406 BEAUTIFUL COLOR CHANGE. 12.11 x 10.59 x 7.82 mm.
100% Natural - Not treated in any way. Will make a Gorgeous Ring or Pendent accented with Diamonds. Ideal for Designer Jewelry Large Sizes are Extremely Rare! A Gem of Lasting Beauty. This is Dark Blue and gives multi color sparkle when seen with a flashlight.
Refractive Index: 1.718.006, +. 044 Hardness: 8 Chemical Comp: MgAl2O4 Density: 3.60.03, +. 30 Crystal Group: Cubic Spinel: Many famous rubies in crown jewels around the world are actually spinels. The most famous is the Black Prince's ruby, and the The Timor Ruby, Spinel was recognized as a distinct gem variety only in the late 19th century through hardness and X-ray tests.Until then were mixed with Rubies due to similarity in color and brilliance. Spectacular colors are a hot pink and Red. Also comes in a range of gorgeous pastel shades of pink blue and purple. Cobalt Spinels, are very rare, found almost exclusively in Sri Lanka. Fine Red spinels are now rarer than Rubies. The item "SPINEL COLOR CHANGE DARK BLUE WITH MULTI COLOR 8.59 Cts NATURAL CEYLON GEM 20406" is in sale since Wednesday, March 31, 2021. This item is in the category "Jewelry & Watches\Loose Diamonds & Gemstones\Loose Gemstones\Spinel". The seller is "cresla" and is located in Colombo. This item can be shipped worldwide.