Tennantite-Tetrahedrite, Pyrite, Bournonite, Heteromorphite

Mundo Nuevo mining area, La Gringa vein, Mundo Nuevo, Huamachuco, Sánchez Carrión Province, La Libertad Department  Peru (11/2015)

Specimen size: 5.1 × 4.2 × 2.5 cm = 2.01” × 1.65” × 0.98”
Main crystal size: 2.8 × 2.5 cm = 1.10” × 0.98”