Na4 (Mn Mo8 O27) (H2 O)20

H₄₀MnMo₈Na₄O₄₇

Angus-Dunne, S.J.Lwarance, G.A.Irwin, J.A.Burns, R.C.Craig, D.C.

Journal of the Chemical Society. Dalton Transactions, Inorganic Chemistry (1972-) (1993) 1993, 2717-2726

a=9.568Å   b=9.868Å   c=11.703Å

α=103.6°   β=100.86°   γ=96.05°