Black Spinel 20x25mm Faceted Nugget Pendant Rainbow Ocean Agate Crystal Quartz is a naturally

Crystal Quartz is a naturally occurring clear and colorless Quartz

gray and peach

Pink Opal is a variety of non to precious opal

Carbon Steel Pliers with lap joint construction

Black Spinel 20x25mm Faceted Nugget Pendant Rainbow Ocean Agate Crystal Quartz is a naturallySpinel 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.