Citation: Pearce, J.P.; Mortier, W.J. (1981). Crystallographic study of the distribution of chromium cations in X and Y zeolites. Journal of the Chemical Society. Faraday Transactions 1., 77, pp. 1935-1944.
Formula: Al56.064 Cr3.808 Na40.816 O384 Si135.936
Chemical name:Cr3.8 Na43.8 (Al O2)56 (Si O2)136 (H2 O)245