Hematite Pyrite Plated 2mm Corner Cut Cube - 15-16 Inch birthstone_tanzanite The inclusions can be so

The inclusions can be so dense as to make the clear Quartz nearly opaque

Naturally occuring in hues of blue-green to green with spots and streaks of red

compressing after each rotation until the crimp is rounded

which make the shells attractive as decorative objects

Hematite Pyrite Plated 2mm Corner Cut Cube - 15-16 Inch birthstone_tanzanite The inclusions can be soHematite 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.