Black Tourmaline 9x13-12x16mm Top Drill Irregular Flat Drop - 15-16 Inch R1582 whose color often caused ancient

whose color often caused ancient jewelers to confuse it with Emerald

The presence of Manganese within the stone produces the purple hue

Hematoid Quartz is Quartz with inclusions of hematite

Petrified Wood Agate is formed from the petrifaction process of primeval trees over the course of many years

Black Tourmaline 9x13-12x16mm Top Drill Irregular Flat Drop - 15-16 Inch R1582 whose color often caused ancientBlack Tourmaline is a black crystalline aluminum borosilicate mineral with occasional light gray inclusions that appear as flecks or veins. Tourmaline is classified as a semiprecious stone and occurs in a vast array of colors, everything from colorless to black, from pastel to bright to dark. It can even exhibit various colors within the same specimen. Its name derives from the Sinhalese word turamali, which translates to stone of many colors. Due to