Black Lepidolite 10mm Round - 15-16 Inch 8x10-10x12mm Blue Tourmaline ranges in color

Blue Tourmaline ranges in color from green to blue to yellow to green with black

Its needle to like inclusions of hematite are iridescent red

the third to hardest common natural gemstone

Chrysocolla

Peter the Great set up Russia's first spa in Karelia to make use of the water purifying properties of shungite

Black Lepidolite 10mm Round - 15-16 Inch 8x10-10x12mm Blue Tourmaline ranges in colorA particularly soft stone, Lepidolite has a glassy or lustrous sheen. It is the most abundant lithium bearing mineral as well as a significant source of the rare alkali metals rubidium and caesium. It is believed to aid in decision making.