Kolwezite, Calcite (Var: Cobaltoan Calcite)
Unknown Owner
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Here is a rare and beautiful association specimen from the Congo, featuring a pocket containing large (to one cm), gemmy crystals of lustrous pink cobaltoan calcite, in association with green botryoidal kolwezite (type locality, obviously) - chemical formula (Cu, Co) 2(CO3) (OH) 2.
Product details
Known provenance
| Date | Collector | Acquisition price |
|---|---|---|
| 08/2024 | Unknown Owner | Not disclosed |
| — | The Arkenstone | Not disclosed |
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Mineral guide
Learn about Calcite
diverse shapes, colors, and optical quirks; widely available yet scarce elite pieces from Elmwood and Charcas drive collecting value and display.Regional guide
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