Tolbachik lava field |
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Upper part of the soil-pyroclastic
succession at the western slope of Tolbachik lava field. Light-colored
regional marker tephra layers separate cinder horizons from local cones. Marker
tephra
layers: SH2 (~950 yr BP) and SH3 (~1400 yr BP) from Shiveluch volcano
and KS1 (~1800 yr BP) from Ksudach volcano. |