Citation: Courbion, G; Ferey, G; Holler, H; Babel, D (1988). On trigonal weberites: structure refinement of Na~2~MnCrF~7~ and Na~2~MnGaF~7~. European Journal of Solid State Inorganic Chemistry, 25, pp. 435-447.
Formula: Cr F7 Mn Na2
Chemical name:Disodium manganese chromium fluoride