3.3" Natural Rough Black Tourmaline Mineral Crystal Specimen Schorl Brazil Equicalastrobus and other marine organisms—possibly even

and other marine organisms—possibly even smaller ammonites

and these have been established in the body cavities of fossilized Edmontosaurus

Basilosaurus was a prehistoric whale that lived 40–34 million years ago during the Late Eocene

offering a fascinating glimpse into prehistoric North American ecosystems

Although chemically identical to calcite

3.3" Natural Rough Black Tourmaline Mineral Crystal Specimen Schorl Brazil Equicalastrobus and other marine organisms—possibly evenLocation: Brazil Weight: 6. 4 Ounces Dimensions: 3. 3 Inches Long, 2. 1 Inches Wide, 1. 1 Inches Thick The item pictured is the one you will receive. Black Tourmaline is a visually striking mineral highly prized by collectors for its natural crystal formation, deep black color, and glassy to resinous luster. Found in igneous and metamorphic rocks worldwide, this member of the tourmaline group exhibits long, striated prismatic crystals that reveal its