CJ15 – Ferberite with Siderite. Panasqueira mine, Aldeia de São Francisco de Assis, Covilhã, Portugal.
Spectacular parallel growth of Ferberite crystals, elongated, flattened, very bright and withy very well defined faces and edges. Partially coated by Siderite. In excellent condition.
Specimen size: 7 cm x 4 cm