Black Tourmaline Sphere Dendritic Opal made to hold in the

made to hold in the hand or place as a focal point

formed in the upper mantle and delivered to the surface by volcanic activity

and sterling silver—three materials shaped by place

heavy character when handled as a sphere or large piece

Black Tourmaline Sphere Dendritic Opal made to hold in theSolid, heavy, and deeply blacka sphere that has real weight in the palm. Black tourmaline (schorl) is a sodium iron aluminum borosilicate belonging to the tourmaline supergroup. Its dense black color comes from a high iron content, and its opacity sets it apart from the colored transparent tourmaline varieties. Formed primarily in granite pegmatites and metamorphic rocks, schorl is the most common tourmaline species and one of the most widely