Cubic Pyrite, Quartz and Sphalerite Specimen
Updated September 1, 2026
| Lot number | 0144 |
| Estimate | $1,600 - $1,800 |
| Opening bid | $600 |
| 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 |
Beautiful, large cubic pyrite, quartz and sphalerite formation from the Huanzala Mine in Ancash, Peru. 7.5" x 8.5" x 4". 14 lbs, 3 oz.
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