Rare Rough Tourmaline Crystal Specimen
Updated August 27, 2026
| Lot number | 0104 |
| Estimate | $9,600 - $12,000 |
| Opening bid | $800 |
| Category | Pottery, China & Glass |
| Auction | Precious Gemstones & Luxury Fine Jewelry |
| Date | September 12, 2026 at 1:00 PM EDT |
| Auction house | Ryan & Co Jewelers |
| Location | Rockville, Maryland |
A giant 81.82ct unheated tourmaline rough crystal showcasing distinct natural growth habits and substantial lapidary potential. Giant 81-carat unheated tourmaline crystals of this magnitude are
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