M & W Minerals
Walter R. Kellogg
517 294 6709
Black Jack Mine, Galena, Jo Daviess Co., Missouri
15.2 x 9.5 x 4.8 cm
Flaws: The side opposite the cut face has been lacquered. There are faint sawmarks on the cut service. These are barely noticable, more so in some of the photos than in real life.
This mineral is also found in the following galleries: Minerals From the United States | Sulfides and Sulfosalts | Polished & Worked | Minerals Priced Between 50 and 99 Dollars