Species data
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ROCKBRIDGEITE
Fe
2+
Fe
3+
4
[(OH)
5
|(PO
4
)
3
]
Locality: Valencia Mine, N. Groton, NH
Specimen Size: 1.5 cm field of view. Black, botryoidal, rockbridgeite
Environment: Phosphate pegmatite
Field collected: Tom Mortimer
