Geofluid Systems of Koryaksky-Avachinsky Volcanoes (Kamchatka, Russia)

Figure 1

Geological map of the Koryaksky-Avachinsky volcanogenic basin. () The summits of the Avachinsky, Koryaksky, Kozelsky, Arik, and Aag volcanoes; (2) Avachinsky, Koryaksky, Kozelsky volcanoes, and their eruptive products; (3) Pinachevsky extrusions ; (4) thermal features (for details, see Table 1): FA, fumaroles on Avacha Volcano; FK, fumaroles on Koryaksky Volcano; K1, K2, K3, K7, and K8, thermal mineral springs of Koryaksky Narzan; IS, Izotovsky; VD, Vodopadny; CH, Chistinsky; Va, Vakinsky; (5) deep hydrogeological wells; (6) KB GS RAS seismograph stations; (7) dikes traced at −3000 masl below Koryaksky Volcano and 1500 masl below Avachinsky Volcano; (8) glaciers. Notes: () the isolines show the topographic surface, and the ticks along the axes represent intervals of 5 km. (2) For the extended map, including positions of all deep wells, see Figure in Kiryukhin et al. [7].