Devil Aquamarine 4mm Faceted Cube AA Grade Bead - 15-16 Inch 40x55mm Grandidierite is a very rare

Grandidierite is a very rare

and the green color is caused by a reaction in the stone when the chrome is introduced to water

prized throughout history for its beautiful colors and patterns

is aptly named for its shades of gold

deep-blue copper mineral produced by weathering of copper ore deposits

Devil Aquamarine 4mm Faceted Cube AA Grade Bead - 15-16 Inch 40x55mm Grandidierite is a very rare"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.