NAME | CHALCOPYRITE Copper Iron Sulfide |
Formula | CuFeS2 |
Crystal System | Tetragonal |
Location | Coahuila, Mexico |
Data | Ex. P. R. Cosminsky collection; 1985 |
Photographer | Robert Klopfer / Alexander Kopylov |

NAME | CHALCOPYRITE Copper Iron Sulfide |
Formula | CuFeS2 |
Crystal System | Tetragonal |
Location | Coahuila, Mexico |
Data | Ex. P. R. Cosminsky collection; 1985 |
Photographer | Robert Klopfer / Alexander Kopylov |