New data on structure, water chemistry and current state of the acid lake in the active crater of the Gorely Volcano, South Kamchatka are presented. Physical and chemical parameters of studied water are similar to those of other volcanic acid lakes but differ in (1) enhanced cation/anion weight ratio and (2) FelAl>1. The reason for these peculiarities is the post-eruptive water-rock interaction combined with magma degassing. It is expected that study of dynamics of thermal/chemical variations in the lake waters will allow us to predict future eruptions of the Gorely Volcano.
机构:
Alaska Div Geol & Geophys Surveys, Alaska Volcano Observ, Fairbanks, AK 99709 USAAlaska Div Geol & Geophys Surveys, Alaska Volcano Observ, Fairbanks, AK 99709 USA
Schaefer, Janet R.
Scott, William E.
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机构:
US Geol Survey, David A Johnston Cascades Volcano Observ, Vancouver, WA 98683 USAAlaska Div Geol & Geophys Surveys, Alaska Volcano Observ, Fairbanks, AK 99709 USA
Scott, William E.
Evans, William C.
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机构:
US Geol Survey, Water Resources Discipline, Menlo Pk, CA 94025 USAAlaska Div Geol & Geophys Surveys, Alaska Volcano Observ, Fairbanks, AK 99709 USA
Evans, William C.
Jorgenson, Janet
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机构:
US Fish & Wildlife Serv, Arct Natl Wildlife Refuge, Fairbanks, AK 99701 USAAlaska Div Geol & Geophys Surveys, Alaska Volcano Observ, Fairbanks, AK 99709 USA
Jorgenson, Janet
McGimsey, Robert G.
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机构:
US Geol Survey, Alaska Volcano Observ, Alaska Sci Ctr, Anchorage, AK 99508 USAAlaska Div Geol & Geophys Surveys, Alaska Volcano Observ, Fairbanks, AK 99709 USA
McGimsey, Robert G.
Wang, Bronwen
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机构:Alaska Div Geol & Geophys Surveys, Alaska Volcano Observ, Fairbanks, AK 99709 USA
机构:
Gravity and Geodynamics Division, Earth Physics Branch, Department of Energy, Mines and Resources, Ottawa, CanadaGravity and Geodynamics Division, Earth Physics Branch, Department of Energy, Mines and Resources, Ottawa, Canada
Grieve, Richard A.F.
Bulletin of the Geological Society of America,
1975,
86
(12):
: 1617
-
1629