Titanium Aura Black Tourmaline Rods / 1-4" AVG - 1 LB. LOT Menu bottle pendants The amount of silica affects

The amount of silica affects both the color

Polished Edge Amethyst Druzy Heart

Silver-Plated Double Terminated Crystal Quartz Ring

with the other being nephrite

Titanium Aura Black Tourmaline Rods / 1-4" AVG - 1 LB. LOT Menu bottle pendants The amount of silica affectsQuantity: 1 pound Average size range: 1 to 4 inches Formed when boron forms compounds with iron sodium molecules, Schorl black tourmaline, or simply black tourmaline, derives its name from the German village of Zschorlau where it was first discovered in a nearby tin mine in the late 1300s. This 100% natural black tourmaline has been heat treated to add a special metallicized aura effect.