Citation: Berlepsch, P.; Armbruster, T.; Topa, D. (2002). Structural and chemical variations in rathite, Pb8Pb4-x(Tl2As2)x(Ag2As2)As16S40: modulations of a parent structure Locality: Valais, Switzerland. Zeitschrift fur Kristallographie, 217, pp. 581-590.