Large White Botryoidal Mineral Formation
Updated August 6, 2026
| Lot number | 0163 |
| Estimate | $600 - $900 |
| Opening bid | $225 |
| Auction | Summer Marketplace | Ancient & Ethnographic |
| Date | August 13, 2026 at 11:00 AM EDT |
| Auction house | Artemis Fine Arts |
| Location | Louisville, Colorado |
Mexico or Morocco, over 10,000 years old. Exceptional Large Botryoidal Aragonite/Calcite Specimen A visually commanding example of botryoidal mineral formation, this museum-scale specimen measures an
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