Black Spinel 20x25mm Faceted Nugget Pendant Stone Type_Rhodochrosite When they're dry

When they're dry

Treated quartz that results in a unique blue color

as well as other non-standard crimp bead and tube sizes

Shungite is a black

Approximately 11 beads per strand

Black Spinel 20x25mm Faceted Nugget Pendant Stone Type_Rhodochrosite When they're drySpinel 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.