Citation: Hibbs, D. E.; Leverett, P.; Williams, P. A. (2003). A single crystal X-ray study of a sulphate-bearing buttgenbachite, Cu36Cl7.8(NO3)1.3(SO4)0.35(OH)62.2*5.2H2O, and a re-examination of the crystal chemistry of the buttgenbachite-connellite series Note: T = 100 K. Mineralogical Magazine, 67, pp. 47-60.