Black Spinel 3mm Table Cut Cube A Grade Bead - 15-16 Inch 20210722 The opaque stone’s red color

The opaque stone’s red color is due to high iron content

These stones have unique green pigmentation when compared to other turquoise sourced from the region

including the Chin-goo 808 Mine

Shiva Eye shells—also known as Pacific Cat’s Eye or Operculum—are the protective "door" of Turban snails

Black Spinel 3mm Table Cut Cube A Grade Bead - 15-16 Inch 20210722 The opaque stone’s red colorSpinel 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.