SAMUELSONITE |
(Ca,Ba)Ca8Fe2+2Mn2+2Al2[(OH)2|(PO4)10] |
Locality: Palermo Mine, N. Groton, NH (Type Locality) |
Specimen Size: 2.5 mm clear prismatic samuelsonite crystal with matridatite coated childrenite. |
Environment: Phosphate pegmatite |
Field collected: Clayton Ford. A gift from Gordon Jackson. Ex. Vince Valade specimen. |