Black Tourmaline Obelisk Tower and they alter the color

and they alter the color differently

You will receive one polished sphere selected from our current stock

and usually harder than most marble

Average Weight: 5

These pieces have been polished into a Tower shape

Black Tourmaline Obelisk Tower and they alter the colorBlack 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. These pieces have been polished into an obelisk shape. You will receive one piece selected from our current stock. All pieces are of similar size and quality. Average Dimensions: 1. 0 L x 1. 0 W x 4. 0 H inch Average Weight: 0. 25