PreviousNext SPH3942 - SPHALERITE on Dolostone $120.00 Locality Elmwood Mine, Central Tennessee Ba-F-Pb-Zn District, Smith County, Tennessee, USA Dimensions 91mm x 71mm x 35mm Very dark amber-brown to black sphalerite, with individual crystals to 23 mm across, on sparkly gray dolostone. No damage.