Group of 2 Banded Iron Formation Rocks
Updated August 23, 2026
This auction ended on September 5, 2026.
See upcoming auctions from Matthew Bullock Auctioneers.
| Lot number | 0046 |
| Estimate | $30 - $300 |
| Opening bid | $15 |
| Auction | Antiques, Advertising & Trains Auction |
| Date | September 5, 2026 at 10:00 AM EDT |
| Auction house | Matthew Bullock Auctioneers |
| Location | Ottawa, Illinois |
Largest measures 3 1/4 inches x 4 inches x 2 1/2 inches

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