Tourmaline double terminated - Himalaya Mine, Mesa Grande, San Diego Co., California, USA
 ex collection Robert Scheck
 
 Magnificent undamaged tourmaline with two clearly defined terminations in gem quality. The intense pink, which runs evenly through the perfectly transparent crystal, is characteristic of the Himalaya mine.
 The mine is considered the richest tourmaline mine in North America and has been known for crystals of good quality for centuries.