Mineral: Pyrite, Ferberite, Siderite
Locality: Minas da Panasqueira, Aldeia de São Francisco de Assis, Covilhã, Castelo Branco, Cova da Beira, Centro, Portugal
Dimensions: 7.6 x 5.2 x 3.6 cm

Description: Polycrystalline aggregates of brassy cubic pyrite crystals associated with black ferberite and lenticular tan siderite crystals.

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