Calcite with ferroan Dolomite, Quartz and Pyrite

Turt Mine, Turt, Negresti-Oas, Oas Mountains, Satu Mare  Romania

Specimen size: 9.8 × 5.6 × 3.7 cm = 3.86” × 2.20” × 1.46”
Main crystal size: 2.8 × 2.4 cm = 1.10” × 0.94”