Satin Spar Calcite Mineral Specimen
Updated September 13, 2026
| Lot number | 9227 |
| Auction | KW Consignment Inc. Auction Sale #426 September 19th 2026 |
| Date | September 20, 2026 at 7:00 PM EDT |
| Auction house | KW Consignment Inc. |
| Location | Waterloo |
Satin Spar Calcite Mineral Specimen – 0.07 lb / 1.5" A luminous Satin Spar Calcite specimen featuring smooth, translucent faces with a soft, pearly sheen. The gentle white hue and fibrous internal glow give this piece an ethereal appearance, often mistaken for selenite due to its silky luster and light diffusion. Calcite is one of the most abundant minerals on Earth, prized by collectors for its optical properties and crystal clarity. This small, naturally cleaved specimen displays the mineral’s classic rhombohedral structure and delicate polish-like finish. Details: - Material: Satin Spar Calcite - Colour: White to clear with silky internal reflections - Weight: 0.07 lb - Size: Approx. 1.5" long - Hardness: 3 on Mohs scale - Features: Translucent glow, fibrous sheen, natural cleavage - Condition: Excellent natural specimen HS Code: 7103.10.00 – Unworked mineral specimens Country of Origin: Not specified (commonly from Mexico or Morocco)
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