Uraninita - Cantera Swamp No. 1, USA - 2,5 x 2,5 x 1,5 cm
Mineral: Uraninita
Localidad: Cantera Swamp No. 1, Topsham, Condado Sagadahoc, Maine, USA
Dimensiones: 2,5 x 2,5 x 1,5 cm

Descripción: Main crystal size: 2,4 cm Lustrous, black cubo-octahedron with a sharp-edged upper portion and contacted bottom MIM number 996 Photographer: Augustin de Valence (Aïnu)