S21330 - Pyrargyrite - SOLD
San Luis Shaft, Proano Mine, Fresnillo, Zacatecas, Mexico
Overall Size: 4.2 x 3.5 cm
Piece is a collection of notably bright, almost black, complex crystals without scuffed up areas. Essentially solid pyrargyrite that turns from dark gray to deep red in transmitted light. A quality Fresnillo pyrargyrite and one of the finest sources for the species.