




Discover a substantial, bulk collection of natural black tourmaline (schorl) rough crystals sourced directly from the legendary alpine pegmatites of Skardu, Pakistan, with a total weight of 1,038 g (SKU: CL1178). Renowned worldwide for producing world-class schorl, the Skardu region yields tourmaline crystals with intense jet-black coloration, brilliant vitreous-to-submetallic luster, and sharply defined vertical striations along the prism faces. Each individual crystal in this heavy lot demonstrates crisp geometry and well-defined natural growth features developed deep within the Karakoram mountains over millions of years. This high-volume lot is ideal for gemstone cutters, lapidary artisans, mineral collectors, crystal displays, and study collections.
| Sample | Weight | Dimensions |
| Sample 1 | 3 g | 32 × 5 × 4 mm |
| Sample 2 | 2 g | 23 × 7 × 6 mm |






