Complete single gem quality Tourmaline crystal from the DR Congo. Transparent for it's entire length, the crystal has shades of yellow in the lower half with a more greenish color in the upper half. Complete all around and undamaged (other than a couple tiny chips) with uniform shape and steep pyramidal termination. Weighs 20.51 grams. These are among the world's best Tourmalines and mining at this locality has reportedly ended.