Vörös A. szerk.: Fragmenta Mineralogica Et Palaentologica 12. 1985. (Budapest, 1985)

Authors' addresses: Dr. Antal EMBEY-ISZTIN Department of Mineralogy and Petrology Hungarian Natural History Museum H-1088 Budapest Műzeum körút 14-16 HUNGARY Dr. Sergiu PELTZ Institute of Geology and Geophysics Str. Caransebes 1. 78344 Bucharest ROMANIA Dr. Terézia POKA Geochemical Laboratory Hungarian Academy of Science H-1112 Budapest Budaörsi út 45 HUNGARY