Hematite Antique Brass Plated 2x6mm Hexagon - 15-16 Inch 8X10-12X14mm who first catalogued the stone

who first catalogued the stone in 1902

A mixture of hydrocarbons

Australian Opal Beads are some of the most beautiful and interesting gemstones on Earth

A natural blue form of calcium sulfate

Nangka is the name commonly used in the Philippines for the Jackfruit Tree

Hematite Antique Brass Plated 2x6mm Hexagon - 15-16 Inch 8X10-12X14mm who first catalogued the stoneHematite 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.