Natural Schorl Black Tourmaline Specimen with Hyalite Opal x 1 From Erongo, Namibia INSECTS / PLANTS and it shatters when the

and it shatters when the water boils

and ultra rare

There are some nice Golden Tigers Eye Streaks in this famous material from Marble Bar

but it turns out it is closer to Clinoclase and is a Chrome Silica Emerald Green Muscovite Crystalline inclusion

The crystals are hot and cold alternatively

Natural Schorl Black Tourmaline Specimen with Hyalite Opal x 1 From Erongo, Namibia INSECTS / PLANTS and it shatters when thePRODUCT DESCRIPTION This is a fluorescent Hyalite Opal glassy Botryoidal Crystallisation on a cluster of shiny Shorl Black Tourmaline. It also has some Smokey Quarts on the same specimen. PRODUCT DATA Locality = Erongo Mountains, Namibia Grade = Very Good Grade Size = 84 x 56 x 35 mm