Black Spinel 5-6mm Drop Faceted Top Drill - 8 Inch black opal most turquoise is stabilized to

most turquoise is stabilized to improve durability and usability in jewelry design—learn more about turquoise treatments and care

Crystal Quartz is a naturally occurring clear and colorless Quartz

Tourmaline occurs in nearly every color in the rainbow and its name derives from “turmali

spessartine

Queen Victoria’s granddaughter

Black Spinel 5-6mm Drop Faceted Top Drill - 8 Inch black opal most turquoise is stabilized toSpinel 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.