This galena is from the Picher Field, Tri-State District, Ottawa County, Oklahoma, USA. This area covers approximately 72 square miles and contains dozens of mines. Thirty six different minerals can be found there including galena. It is a sulfide that contains the elements Pb and S. This specimen is a dipyramidal octahedral crystal with secondary dolomite crystals on one edge. The crystal has steel-grey color with a sub-metallic to metallic luster. It is a floater with hoppered and skeletal facets on all sides. It measures 1 1/4 x 1 1/4 x 15/16 inches or 32 x 32 x 24 mm.