Black Spinel 8mm Faceted Rondelle Large Hole (2-2.5mm) 8-Inch Turquoise Alternatives Unlike other forms of opal

Unlike other forms of opal

and architecture

and the wood used to make them is only available after natural disasters fell young trees

According to Norse legend

Charoite is a stone that naturally occurs in intense purple hues

Black Spinel 8mm Faceted Rondelle Large Hole (2-2.5mm) 8-Inch Turquoise Alternatives Unlike other forms of opalSpinel 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.