Citation: Elliott, P. (2016). Jahnsite-(CaFeMg), a new mineral from Tom's quarry, South Australia: description and crystal structure. European Journal of Mineralogy, 28, pp. 991-996.
Formula: Al0.01 Ca0.7 Fe3.23 H18 Mg1.33 Mn0.59 Na0.17 O26 P4
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al2 Ca2 Fe8 Mg4 Mn4 Na2 O52 P8 (Al Ca Fe4 Mg2 Mn2 Na O26 P4)
Multiplicity: 1