Black Spinel 4x8mm Faceted Rondelle - 15-16 Inch AAA Grade until the 17th century Crystal

until the 17th century Crystal Quartz was believed to be permanently frozen water

Tourmaline has often been confused with other stones

but rather a speckled teal Jasper found in Africa and often treated to simulate the beautiful blue to green associated with true Turquoise

Common Opals such as White African Opal are believed to provide gentle

Sold in 24″ strands

Black Spinel 4x8mm Faceted Rondelle - 15-16 Inch AAA Grade until the 17th century CrystalSpinel is a hard vitreous magnesium aluminum oxide, and comes in a range of other colors, but those varieties are transparent. Black Spinel not only has the dark color, but it is opaque as well, rendering its black especially deep and mysterious. Sometimes called the "Black Prince's Ruby" for its role in the English crown. It has been mistaken for ruby and sapphire at times, but can be distinguished by its structure and its lower relative hardness.