Principal petrographic characteristics and K-Ar isotope-geochronological data...

The paper reports newly obtained stratigraphic, petrographic, and isotope geochronology data on modern moderately acid lavas from the Keli Highland of the Greater Caucasus and...本论文报道了采自大高加索山脉科利高地现代中等酸性熔岩的新近获取地层学、岩石学及同位素地质年代学（isotope geochronology）数据，以及……