Franklinite - Furnace Quarry, USA - 15,5 x 10,0 x 14,0 cm

Mineral: Franklinite
Locality: Furnace Quarry, Franklin Marble, Franklin, Franklin Mining District, Sussex County, New Jersey, USA
Dimensions: 15,5 x 10,0 x 14,0 cm

Description: Main crystal size: 5,0 cm Rounded, lustrous, black octahedrons on massive calcite MIM number 1004 Photographer: Augustin de Valence (Aïnu)