Devil Aquamarine 4mm Banded Faceted Round Bead - 15-16 Inch Supplies-Resources-Tools-Pliers-Cutters The ribbed surface adds light-play

The ribbed surface adds light-play and dimension

everything from colorless to black

specifically from the Siebertal area

and may also be referred to as Jacktree

bubbles and crystal-rich layers that form as lava flows onto the surface of stone —

Devil Aquamarine 4mm Banded Faceted Round Bead - 15-16 Inch Supplies-Resources-Tools-Pliers-Cutters The ribbed surface adds light-play"Devil Aquamarine" (or "Devil Blue Aquamarine") is a market term for natural aquamarine characterized by deep blue, dark tones, and inclusions of black tourmaline or other dark mineral beryl. Known for its high contrast, moody aesthetic, it often features a metallic sheen or silvery chatoyancy caused by internal structural healing, highly prized for jewelry, particularly in beaded bracelets.