Black Tourmaline Crystal (Schorl) – Tanzania – 410g July4 7'' and weighs 476 grams

7'' and weighs 476 grams

4ct    Color: Natural Unheated

Measurement: 31mm x 7mm x 5mm

Attached are some very clear small crystals

Weight: 195g

Black Tourmaline Crystal (Schorl) – Tanzania – 410g July4 7'' and weighs 476 gramsA striking large black tourmaline (schorl) crystal featuring a classic elongated prismatic form with strong vertical striations running the length of the crystal. The termination is well defined, showing natural geometric faces that give the piece a bold and architectural appearance. This specimen displays a deep, lustrous black color with excellent surface texture, characteristic of high quality schorl. The pronounced ridging along the prism faces