Natural Black Tourmaline on Feldspar Matrix – Schorl Crystal Specimen – Collector Mineral Display- 2799 g - (1)

Black tourmaline, also known as schorl, is the most common and renowned variety of tourmaline minerals, famous for its striking black coloration and strong prismatic crystal habit. This specimen features natural black tourmaline crystals prominently displayed on a feldspar matrix, highlighting the mineralogical relationship between these common rock-forming minerals. Feldspar serves as the host rock, typically forming in igneous and metamorphic environments, providing a contrasting backdrop that accentuates the lustrous, striated black tourmaline crystals. Schorl crystals are characterized by their elongated, columnar forms with distinct vertical striations, contributing to their identification and collector appeal. Weighing 2799 grams, this substantial size makes it a notable display piece for mineral enthusiasts and collectors, exemplifying the beauty of tourmaline's glassy luster and intense black shade. The tourmaline group minerals are also chemically complex boron silicates, often studied for their piezoelectric properties, although this specimen's value lies primarily in its aesthetic and geological significance. Collectors value such natural mineral assemblages which showcase both the crystal form and host geology, providing insights into the conditions under which these minerals formed.