TB56Z1: Sphalerite crystals in a tetrahedral shape, with parallel polycrystalline growths and small iridescent Chalcopyrite crystals. They are on a matrix of pinkish Dolomite crystals with the saddle-shape habit, and doubly terminated white Calcite crystals. A very good American “oldie.”
Hoxie, Lawrence County Zinc District, Lawrence County, Arkansas  USA

Specimen size: 6.8 × 4 × 3 cm = 2.68” × 1.57” × 1.18”

Main crystal size: 3.2 × 3 cm = 1.26” × 1.18”