| FERRISICKLERITE The IMA discredited this species in 2022 | Li(Fe3+,Mn2+)PO4 |
| Locality: Palermo #1 Mine, N. Groton, NH | |
| Specimen Size: 2.5 cm specimen with 1.2 cm brown Ferrisicklerite zone above un-altered Triphylite | |
| Environment: Phosphate pegmatite | |
| Field collected: Tom Mortimer | |