Black tourmaline with excellent form and small hyalite Microcline White radial crystal growth extends

White radial crystal growth extends into the blue

The crystal tops have intricate growth patterns across the surface

Dirt was used to "hide" visible glue in the crack near the center of the specimen (you can see the impressions where bubbles have burst from the glue in picture 8)

UV reactivity Moderate white fluorescence when exposed to 365nm UV light

Black tourmaline with excellent form and small hyalite Microcline White radial crystal growth extendsLocale: Erongo Mountain, Namibia Approx dimensions: 2. 75 x 2. 5 x 2" Approx weight: 375g This large glossy black tourmaline, known as schorl, features the Mercedes termination characteristic of the Erongo region. Erongo schorl typically has very high luster as seen in this specimen. The sides of the piece have beautiful chunky vertical striations, and the faces of the point have faint angular zig zag patterns of the crystal growth form visible. There