Top Quality Pyrite Formation
Updated September 1, 2026
| Lot number | 0087 |
| Estimate | $400 - $600 |
| Opening bid | $175 |
| Auction | Fall Rock and Fossil Timed Clearance Auction |
| Date | September 19, 2026 at 1:00 PM EDT |
| Auction house | Fossils & Gemstones of Houston |
| Location | Houston, Texas |
Top-quality pyrite formation from the Huanzala Mine in Ancash, Peru. 4” x 7” x 3.75”. 6 lbs, 10 oz.
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