Tourmaline (Black) - 3 malachite with chrysocolla These pieces are polished into

These pieces are polished into the shape of a palm stone

Moss Agate is a variety of microcrystalline quartz chalcedony

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

This mineral gets its name from Mount Vesuvius

Tourmaline (Black) - 3 malachite with chrysocolla These pieces are polished intoBlack 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