This substantial specimen from Gachala, Cundinamarca, Colombia, features an iron cross twin of goethite pseudomorph after pyrite. The pyrite is com...

This substantial specimen from Gachala, Cundinamarca, Colombia, features an iron cross twin of goethite pseudomorph after pyrite. The pyrite is com...

This substantial specimen from Gachala, Cundinamarca, Colombia, features an iron cross twin of goethite pseudomorph after pyrite. The pyrite is com...

This substantial specimen from Gachala, Cundinamarca, Colombia, features an iron cross twin of goethite pseudomorph after pyrite. The pyrite is com...

This substantial specimen from Gachala, Cundinamarca, Colombia, features an iron cross twin of goethite pseudomorph after pyrite. The pyrite is com...

This substantial specimen from Gachala, Cundinamarca, Colombia, features an iron cross twin of goethite pseudomorph after pyrite. The pyrite is com...

This remarkable Pyrite cluster comes from the Huanzala Mine in Huanuco Province, Peru. It showcases classic yellow-metallic pyrite crystals resting...

This remarkable Pyrite cluster comes from the Huanzala Mine in Huanuco Province, Peru. It showcases classic yellow-metallic pyrite crystals resting...

This remarkable Pyrite cluster comes from the Huanzala Mine in Huanuco Province, Peru. It showcases classic yellow-metallic pyrite crystals resting...

This remarkable Pyrite cluster comes from the Huanzala Mine in Huanuco Province, Peru. It showcases classic yellow-metallic pyrite crystals resting...

This remarkable Pyrite cluster comes from the Huanzala Mine in Huanuco Province, Peru. It showcases classic yellow-metallic pyrite crystals resting...

This remarkable Pyrite cluster comes from the Huanzala Mine in Huanuco Province, Peru. It showcases classic yellow-metallic pyrite crystals resting...

This remarkable Pyrite cluster comes from the Huanzala Mine in Huanuco Province, Peru. It showcases classic yellow-metallic pyrite crystals resting...

This remarkable Pyrite cluster comes from the Huanzala Mine in Huanuco Province, Peru. It showcases classic yellow-metallic pyrite crystals resting...

This remarkable Pyrite cluster comes from the Huanzala Mine in Huanuco Province, Peru. It showcases classic yellow-metallic pyrite crystals resting...

This remarkable Pyrite cluster comes from the Huanzala Mine in Huanuco Province, Peru. It showcases classic yellow-metallic pyrite crystals resting...

This remarkable Pyrite cluster comes from the Huanzala Mine in Huanuco Province, Peru. It showcases classic yellow-metallic pyrite crystals resting...

A classic and very attractive specimen of Pyrite from Huanzala Mine, Huanuco Province, Peru. Complex pyritohedron cluster with striated crystal fac...