Amethyst 7x8mm Faceted Rice Bead A Grade - 15-16 Inch Limited Editions Mohs hardness 7

Mohs hardness 7

as legend has it

and may also be referred to as Jacktree

Diamonds actually form at high temperatures and pressures that occur in Earth's mantle about 100 miles below Earth's surface

this wood variety is so hard that it is often used in heavy construction for beams

Amethyst 7x8mm Faceted Rice Bead A Grade - 15-16 Inch Limited Editions Mohs hardness 7Amethyst is a beautiful purple stone, known as a Gem of Fire by ancient cultures. It has been greatly sought after throughout history and was at times valued as highly as Diamond. Today, this semi to precious variety of quartz is found in many locations around the world. The presence of Manganese within the stone produces the purple hue, and variation of the amount of iron in the stone creates a color range from reddish purple to deep violet to light