Whiteite

whiteite

whiteite-(CaFeMg)

whiteite-(CaMgMg)

whiteite-(CaMnMg)

Images

Formula:(Ca,Fe,Mg,Mn)4Al2(PO4)4(OH)2.8H2O
Hydrated phosphate containing hydroxyl

Whiteite comprises eight minerals:
Whiteite-(CaFeMg): CaFe2+Mg2Al2(PO4)4(OH)2.8H2O
Whiteite-(CaMgMg): CaMg3Al2(PO4)4(OH)2.8H2O
Whiteite-(CaMnFe): CaMn2+Mg2Al2(PO4)4(OH)2.8H2O
Whiteite-(CaMnMg): CaMn2+Mg2Al2(PO4)4(OH)2.8H2O
Whiteite-(CaMnMn): CaMn2+Mn2+2Al2(PO4)4(OH)2.8H2O
Whiteite-(MnFeMg): Mn2+Fe2+Mg2Al2(PO4)4(OH)2.8H2O
Whiteite-(MnMnMg): Mn2+Mn2+Mg2Al2(PO4)4(OH)2.8H2O
Whiteite-(MnMnMn): Mn2+Mn2+Mn2+2Al2(PO4)4(OH)2.8H2O

They are all monoclinic phosphates, whiteite subgroup, jahnsite group.

Back to Minerals