Citation: Peacor, D. R.; Essene, E. J.; Gaines, A. M. (1987). Petrologic and crystal-chemical implications of cation order-disorder in kutnahorite (CaMn(CO3)2) Sample: Bald Knob kutnahorite Note: B(1,2) for MnA/CaA has been altered to match symmetry constraints. Note: B(1,1) and B(2,2) for CaB/MnB have been corrected.. American Mineralogist, 72, pp. 319-328.