Siderite, Pyrite (octahedral) - Minas da Panasqueira, Portugal - 100 mm x 78 mm x 65 mm
Mineral: Siderite, Pyrite (octahedral)
Locality: Minas da Panasqueira, level 2, Aldeia de São Francisco de Assis, Covilhã, Castelo Branco, Cova da Beira, Centro, Portugal
Dimensions: 100 mm x 78 mm x 65 mm