| #1459 Chlorargyrite |
| yellowish gray, micro xls on quartzite matrix (Micromount) |
| Richmond Sitting Bull Mine, Galena, Lawrence County, South Dakota, USA |
| 2000 |
| Fantastic micro xl piece. Collected in 1987 but rediscovered in 2000. The specimen was collected in the area where pharmacosiderite had been mined by Black Hills Institute in mid 1980s. |