Multi Spinel 2mm Table Cut Cube A Grade Banded Bead - 15-16 Inch Turquoise Jewelry MFG Inc. ” It was a prized

” It was a prized gem in Greece as far back as 300 BCE

brown and orange

It may also be called Rocky Butte Picture Jasper

This material is known for its vivid blues

white and occasionally gray or brown

Multi Spinel 2mm Table Cut Cube A Grade Banded Bead - 15-16 Inch Turquoise Jewelry MFG Inc. ” It was a prizedSpinel 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.