Doubly terminated Calcite with Sphalerite

Elmwood Mine, Carthage, Central Tennessee Ba-F-Pb-Zn District, Smith County, Tennessee  USA (±1993)

Specimen size: 10.9 × 8.7 × 3.6 cm = 4.29” × 3.43” × 1.42”
Main crystal size: 10.9 × 3.6 cm = 4.29” × 1.42”