Black Tourmaline Tower Mahogany Obsidian Rhodonite is a silicate mineral

Rhodonite is a silicate mineral usually having an abundance of Manganese giving the red to pink color

These pieces are polished into a skull shape

Average Dimensions: 1 L x 0

with a fish in its mouth

Black Tourmaline Tower Mahogany Obsidian Rhodonite is a silicate mineralBlack Tourmaline, scientifically known as Schorl, can originate from the crystallization of molten rock deep within Earth's crust. The black color is often due to the presence of iron impurities within the crystal structure. This peice has been polished into a tower shape. You will receive the exact item pictured. Dimensions: 3. 25 L x 1. 5 W x 9. 25 H inch Weight: 2. 6 pounds