Pale-blue topaz rough from Nigerian sources, listed at 28 grams across three parcels. The seller describes the material as naturally colored with no irradiation or heat treatment declared.
Topaz of this origin is typically found in alluvial deposits. Individual pieces vary in habit from etched crystals to waterworn pebbles; lot photographs in the seller listing show representative material.
No grading certificate accompanies the lot. Faceting.com reproduces seller-supplied descriptions without independent verification.
| Species | Topaz |
|---|---|
| Origin | Nigeria |
| Weight (stated) | 28 g |
| Parcels | 3 |
| Treatment | None declared |
| Retailer | Price | Stock | Shipping | |
|---|---|---|---|---|
| ◆Amazon | $96 | In stock | 2 day | VISIT → |
| Rio Grande | $92 | In stock | 3 day | VISIT → |
Aluminum silicate with fluorine and hydroxyl: natural and treated colors, sources, and trade conventions.