Deelman, J . C .: Low-temperature nucleation of magnesite and dolomite.
With 4 figures and 1 table 289-302
Petersen, O. V., Johnsen, O., Christiansen, C. C., Robinson,
G. W. & Niedermayr, G.: Nafertisite - Na3Fe1OTi2Si12 (O,OH,F)43
- from the Nanna Pegmatite, Narsaarsuup Qaava, South Greenland.
With 2 tables 303-310
Prodromou, K. P.: Zinc and copper adsorption by aluminium hydroxides.
With 8 figures 311-321
Kolitsch, U.: Arsenobismite discredited. With 2 tables 322-336