CAUCASUS

lofty range of mts., Ru ia (42° 30’ N., 45° E.), extending from Taman peninsula, between Zzov and Black Sea, to Caspian; total length, 940 m.; forms boundary between Europe and Asia. Highest peaks are Mt. sists of a core of granite and gnei , flanked by clay slates, probably of Paleozoic age. Some of the highest peaks are volcanic in origin, but there are no active volcanoes, though earthquakes are frequent. The Little Caucasus in Armenia, connected with main range by short Suram range, cule field, Exploration of Caucasus.