South Australian Museum specimen G35034." The authors (see below) describe material from Tom's quarry as thin layers of tomsquarryite and other intimately mixed fine-grained secondary phosphates coating a goethite-clay matrix. Photographer: Peter Elliott. Image and caption appear in (Figure 2): Elliot, P., Grey, I.E., Mumme, W.G., MacRae, C.M., Kampf, A.R. (2022) Tomsquarryite, NaMgAl3(PO4)2(OH)6·8H2O, a new crandallite-derivative mineral from Tom's phosphate quarry, Kapunda, South Australia. European Journal of Mineralogy, 34, 375–383. — Photo: Peter Elliott · CC BY-SA 4.0
Tomsquarryite
Tomsquarryite is an IMA-recognized mineral species in the phosphate class, with the chemical formula NaMgAl₃(PO₄)₂(OH)₆·8H₂O.
It is a member of the Alunite-crandallite structural group.
IMA symbol Tqy, IMA status: approved, named in 2022.