Carborundum Specimen
Updated September 24, 2026
| Lot number | 157 |
| Auction | Sports Autographs & Mem. Silver Coins, Jewelry, Cards & More |
| Date | September 30, 2026 at 6:30 PM CDT |
| Auction house | Bayside Auction LLC |
| Location | Houston, Texas |
Carborundum also known as synthetic silicon carbide. Has jagged, highly porous and sharply interlocking crystal aggregates. Measures approx. 4.5" x 2.5".
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