Multi Spinel 3mm Banded Faceted Round - 15-16 Inch featured_02052026 this semi-precious variety of quartz

this semi-precious variety of quartz is found in many locations around the world

a variety of Feldspar

It is an aluminum borosilicate mixed with iron

neither a crystal nor a mineral

Due to the uniqueness of these ancient beads each strand will have beads that vary in shape

Multi Spinel 3mm Banded Faceted Round - 15-16 Inch featured_02052026 this semi-precious variety of quartzSpinel 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.