148 g Natural Black Tourmaline Night Pocket, Erongo Mountain, Erongo Region, Namibia Active
148 g natural black tourmaline night pocket with feldspar, erongo mountain, erongo region, namibia active. Dimensions: 6.9 cm x 5.2 cm x 4.4 cm. Tourmaline is a very popular gemstone and is used extensively in jewellery, due to its hardness, and range of beautiful colours (cross, field guide to rocks & minerals). Some highly valued tourmaline deposits are mined in several places in namibia, including ours.
Next to diamonds, tourmaline are the most important crystals mined in namibia. "Some tourmaline crystals from erongo mountain are considered the finest in the world and have raised the status of this rather mundane mineral". In addition to the complex tourmaline structures in this specimen, inclusions of feldspar can also be found. This item is made of feldspar and tourmaline, black tourmaline.