| BERMANITE | Mn2+Mn3+2(PO4)2(OH)2 · 4H2O |
| Locality: Fletcher Mine, N. Groton, NH | |
| Specimen Size: 2 mm field of view. Dark red bermanite on pale blue phosphosiderite. | |
| Environment: Phosphate pegmatite | |
| Field Collected: Forrest Fogg, ex. Gordon Jackson, ex. Bob Wilken. A Bob Wilken photo. | |