Black Spinel 3mm Natural Round - 15-16 Inch Zirconia or during meditation

or during meditation

Sapphires are precious gemstones

Metaphysically it is often used for stress relief and relaxation

or color-enhanced

Black Spinel 3mm Natural Round - 15-16 Inch Zirconia or during meditationSpinel 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.