Polished Black Stone with Quartz Vein - 154 Gram Mineral Specimen
Updated August 6, 2026
| Lot number | 714372 |
| Estimate | $5 - $10,000 |
| Opening bid | $5 |
| Auction | SILVER RIDGE ESTATE ROCKS GEMS ANTIQUES |
| Date | August 9, 2026 at 12:00 AM EDT |
| Auction house | Col. Christie Hatman Auctioneers |
A smooth, egg-shaped polished stone in deep black with a striking band of white quartz running through it. See photos for exact size and detail.
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