Stellerite with Calcite

Sokolovskoe Mine (Sokolovskiy Mine), Rudny, Kostanay Region  Kazakhstan

Specimen size: 12 × 11.5 × 5.7 cm = 4.72” × 4.53” × 2.24”
Main crystal size: 1 × 0.3 cm = 0.39” × 0.12”