Polished Banded Agate Mineral Specimen
Updated August 6, 2026
| Lot number | 0404 |
| Estimate | $200 - $400 |
| Opening bid | $50 |
| Auction | Showplace Backstage Auction, August 20 |
| Date | August 20, 2026 at 11:00 AM EDT |
| Auction house | Auctions at Showplace |
| Location | Astoria, New York |
Polished Banded Agate Mineral Specimen, mounted on a walnut base. 10" H x 8" W x 3.75" D. Provenance: From a New York City Collection. Keywords: Geology, Gemology, Geode, Quartz crystals, Chalcedony,
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