Mineral: Pyrite and Sphalerite
Locality: Pachapaqui mining district, Pachapaqui, Aquia District, Bolognesi Province, Ancash Department, Peru
Dimensions: 3.7 cm x 5.9 cm x 6.0 cm

Description: Bright pyrite crystals to 1.8 cm with a pyritohedral habit associated with black sphalerite crystals.

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