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Jahnsite-(CaMnFe)

Type Locality
Fletcher Mine, Groton, Grafton Co., New Hampshire, USA
Mineral Data
{Ca}{Mn2+}{Fe2+2}{Fe3+2}(PO4)4(OH)2·8H2O
Strunz: 
8.DH.15
Physical Properties
Streak: 
White
Hardness: 
4.0
Tenacity: 
brittle
Synonyms
Synonyms: 
Jahnsite Ca Mn Fe and Jahnsite CaMnFe
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