1. TEXTURAL FEATURES AND MELT INCLUSION TYPES IN ANDESITES AND BASALTIC ANDESITES FROM THE EASTERN CARPATHIANS (CĂLIMANI GURGHIU HARGHITA MTS.), ROMANIA. Authors: IOAN PINTEA, EMILIA MOSONYI, ZOLTAN BARDOCZ.2. METAMORPHIC CONDITIONS OF THE REBRA GROUP IN THE MARAMUREŞ MOUNTAINS, NORTH ROMANIA. Authors: EMILIA MOSONYI, FORRAY FERENC LÁZÁR.3. CHEMICAL-MINERALOGICAL CHARACTERISATION OF BELITES FROM EXPERIMENTAL SAB CLINKERS. Authors: TIMEA HALMAGYI, MARIA SPATARU, JÓZSEF FAZAKAS, EMILIA MOSONYI.4. NEW EXPERIMENTAL SULFOALUMINATE CLINKERS FROM NATURAL RAW MATERIAL MIXTURES. Authors: JÓZSEF FAZAKAS, EMILIA MOSONYI, TIMEA HALMAGYI.