Tourmaline (Black) - 3 malachite with chrysocolla and perfect cubic cleavage

and perfect cubic cleavage

75 W x 4 H inches

Smoky Quartz is a brownish-grey to almost black translucent variety of quartz

Germany and the Axis troops extensively mined Pinolite during World War II for its high manganese content

Tourmaline (Black) - 3 malachite with chrysocolla and perfect cubic cleavageBlack 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. You will receive the exact piece as pictured. Dimensions: 2. 5 L x 2. 0 W x 1. 25 H inches Weight: 0. 39 pounds