Iron Cross Twin Pyrite, otherwise known as Goethite PS. After Pyrite, is pseudomorph pyrite, meaning it has been replaced with goethite on the surface. This pyrite crystal has a very unique crystal structure referred to as an "iron-cross twin," which means a cross-symmetry is formed by two interlocking pentagonal dodecahedra.
Ethically sourced -- we know the miners!
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From Gachala, Columbia
Average Size ~ 1 inch
Each item is unique; items vary slightly in shape and appearance.