Hematite Antique Silver Plated 4mm Faceted Rondelle - 15-16 Inch 4-5mm Sometimes called the "Black Prince's

Sometimes called the "Black Prince's Ruby" for its role in the English crown

but also for industrial purposes from watch gears and scientific instruments to sandpaper and other abrasives

Mined in Mexico near the city of Cananea this turquoise is relatively new to the industry

The presence of Manganese within the stone produces the purple hue

which may range from yellow to green to olive green to brownish green

Hematite Antique Silver Plated 4mm Faceted Rondelle - 15-16 Inch 4-5mm Sometimes called the "Black Prince'sHematite is an iron oxide and one of the few gemstones with a metallic luster. When tumbled it can have the look of polished steel. Hematite is black to steel to gray or silver to gray, as well as brown to reddish brown or red in color. Its name is derived from the Greek word for blood, haima, owing to its red appearance when sliced thinly or powdered.