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ATHENA

MINERALOGY

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Mineral: PUMPELLYITE-(Mn++)
Formula: Ca2(Mn2+,Mg)(Al,Mn3+,Fe)2(SiO4)(Si2O7)(OH)2.H2O
Crystal System: Monoclinic
Group: Pumpellyite group
IMA Number: 1980-006
References: AM 68 (1983), 1250; HB2/2 (1995); AM 81 (1996), 603
Type Locality: Ochiai mine, Yamanashi, Japan

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