fairfieldite

fairfieldite

[′fer‚fēl‚dīt]
(mineralogy)
Ca2Mn(PO4)2·2H2O A white or pale-yellow mineral composed of hydrous calcium manganese phosphate and occurring in foliated or fibrous form.
References in periodicals archive ?
And he had fairfieldite, as grayish green bowtie and rosette-shaped aggregates of microcrystals on albite and quartz, lately found in the Cigana mine, Galileia, Minas Gerais.
Relationship to other species: It is the Ca- and Zn-dominant member of the fairfieldite group.
These include sicklerite, purpurite, hureaulite, phosphosiderite, strengite, stewartite, eosphorite, robertsite, mitridatite, jahnsite, fairfieldite, hopeite, and pseudomalachite.