TY - CPAPER AU - Ufuk Ă–ren TI - INVESTIGATIONS ON MINERO-PETROGRAPHIC, SPECTROSCOPIC and GEMOLOGICAL PROPERTIES OF PYROXENE CRYSTALS IN PEGMATITE GABBRO T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 19th SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings19th, Science and Technologies in Geology, Exploration And Mining PY - 2019 SP - 43 EP - 50 DO - 10.5593/sgem2019/1.1/s01.006 PB - STEF92 Technology ER -