| PALERMOITE | (Li,Na)2(Sr,Ca)Al4(PO4)4(OH)4 |
| Locality: Palermo #1 Mine, N. Groton, NH (Type Locality) | |
| Specimen Size: 2.5 mm field of view. Multiple iron-stained, prismatic, Palermoite crystals. | |
| Environment: Phosphate pegmatite | |
| Field collected: Tom Mortimer from crate of Palermo rocks given by Bob Whitmore. | |