Large Amethyst Crystal Formation
Updated October 18, 2026
This auction ended on November 7, 2026.
See upcoming auctions from Fossils & Gemstones of Houston or current pottery, china & glass auctions.
| Lot number | 0018 |
| Estimate | $800 - $900 |
| Opening bid | $350 |
| Category | Pottery, China & Glass |
| Auction | Nov. 7 Rock, Fossil & Gemstone Timed Auction |
| Date | November 7, 2026 at 1:00 PM EST |
| Auction house | Fossils & Gemstones of Houston |
| Location | Houston, Texas |
Large, dark amethyst crystal cluster from Brazil. 12” x 12” x 11”. 47.7 lbs.
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See all lots in Nov. 7 Rock, Fossil & Gemstone Timed Auction →