NH47AL5: Growth on matrix of highly profiled Chalcocite crystals that form flattened twins with a hexagonal outline, with very well defined faces and edges, lustrous, on matrix, with antimony-rich Tennantite- (Fe) and Pyrite coatings. These pieces were analyzed and we will send a copy of the analysis to the buyer.
Las Cruces Mine, Gerena-Guillena-Salteras, Comarca Sierra Norte, Seville, Andalusia  Spain

Specimen size: 3.9 × 3.4 × 1.5 cm = 1.54” × 1.34” × 0.59”

Main crystal size: 0.7 × 0.4 cm = 0.28” × 0.16”