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Radium depletion and 210Pb/226Ra disequilibrium of Marítaro hydrothermal deposits, Los Azufres geothermal field, Mexico
hydrothermal deposits 210Pb 226Ra radium adsorption Los Azufres
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2017/4/11
In order to calculate the chronology of hydrothermal deposits precipitated from hot springs at Marítaro, Los Azufres
geothermal field, Mexico, their 224Ra, 226Ra, 228Ra and 210Pb activities were meas...
Mineral-Chemical Constraints on the Miocene Calc-alkaline and Shoshonitic Volcanic Rocks of Western Turkey: Disequilibrium Phenocryst Assemblages as Indicators of Magma Storage and Mixing Conditions
western Anatolia magma evolution magma mixing compositional zoning disequilibrium parameters crustal magma chambers
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2009/7/7
Early to Middle Miocene (22 to 15 Ma) volcanic activity across western Turkey produced a series of lavas and pyroclastic deposits with calc-alkaline and shoshonitic affinities. The erupted magmas show...
238U-230Th radioactive disequilibrium in the northern Izu arc: (230Th/232Th) in the sub-arc mantle
U-series disequilibria Izu arc subduction isotope geochemistry trace element geochemistry sediment
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2017/8/10
Major and trace element abundances, Sr and Nd isotopic ratios, and 238U-230Th radioactive disequilibria have been analyzed for samples from five volcanoes, Oshima, Miyakejima, Niijima, Teishi Knoll an...