Quartz with Sphalerite

Second Sovetskii Mine, Dalnegorsk, Dalnegorsk Urban District, Primorsky Krai  Russia (2001)

Specimen size: 6.5 × 6.5 × 6.4 cm = 2.56” × 2.56” × 2.52”
Main crystal size: 3.2 × 0.7 cm = 1.26” × 0.28”