Chalcopyrite with Siderite and Quartz

Georg Mine, Willroth, Flammersfeld, Altenkirchen (Westerwald), Siegerland, Rhineland-Palatinate/Rheinland-Pfalz  Germany

Specimen size: 9.6 × 7.9 × 1.9 cm = 3.78” × 3.11” × 0.75”
Main crystal size: 0.7 × 0.6 cm = 0.28” × 0.24”