A.R. Kampf, S.J. Mills, G.R Rossman, I.M. Steele, J.J. Pluth, and G. Favreau (2011) Afmite, Al3(OH)4(H2O)3(PO4)(PO3OH)·H2O, a new mineral from Fumade, Tarn, France: description and crystal structure. Eur. J. Mineral., 23, 269–277.

Afmite is found at Fumade, Castelnau-de-Brassac, Tarn, France (43°39′30″N, 2°29′58″E). The phosphates occur in fractures and solution cavities in shale/siltstone exposed in ploughs in a farmer’s field. Afmite is rarely associated with the Al-phosphates matulaite and variscite, but usually it is not directly associated with any other well-crystallized phosphate minerals. Afmite sometimes occurs on...

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