Twin Pyrite (2cm). Set 24 Units

Pyrite twin crystals with some cubic forms present.

Set as shown in the photographs.

Presented in a rectangular cardboard box measuring approximately 27.5 x 17.5 x 5 cm.

Provenance: Navajún (Spain)

Size: 2 cm approx.

Sold in a tray of 24 units.

Pyrite belongs to the cubic crystal system and is classified within the sulfide group, with the chemical formula FeS₂. It is a widely distributed mineral, found in a variety of geological formations, from sedimentary deposits to hydrothermal veins.