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Evidence for Zn isotopic fractionation at Merapi volcano
Abstract Fumarolic gases, rocks and condensate samples from Merapi volcano (Indonesia) have been analyzed by multiple collector inductively coupled plasma-mass spectrometry (MC-ICP-MS) for their ZnExpand
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Insights into the October–November 2010 Gunung Merapi eruption (Central Java, Indonesia) from the stratigraphy, volume and characteristics of its pyroclastic deposits
Abstract The 2010 eruption of Merapi was the second most deadly in the historic record of this volcano, claiming over 380 lives. By relating the observations of this eruption with detailedExpand
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Bathymetric and geochemical investigation of Kawah Ijen Crater Lake, East Java, Indonesia
Abstract A bathymetric survey of Kawah Ijen crater lake was conducted by acoustic sounding in 1996 to compare the lake morphology with those measured in 1922, 1925 and 1938, and to calculate theExpand
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Analysis of the seismic activity associated with the 2010 eruption of Merapi Volcano, Java
Abstract The 2010 eruption of Merapi is the first large explosive eruption of the volcano that has been instrumentally observed. The main characteristics of the seismic activity during theExpand
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The impact of the hyperacid Ijen Crater Lake: risks of excess fluoride to human health.
The Asembagus irrigation area (East Java, Indonesia) receives a high input of fluoride (F) via surface water that partially originates from the hyperacid crater lake of the Ijen volcano. EndemicExpand
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Structure and CO2 budget of Merapi volcano during inter-eruptive periods
Soil temperature and gas (CO2 concentration and flux) have been investigated at Merapi volcano (Indonesia) during two inter-eruptive periods (2002 and 2007). Precise imaging of the summit crater andExpand
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Natural pollution caused by the extremely acidic crater lake Kawah Ijen, East Java, Indonesia.
BACKGROUND, AIMS AND SCOPE Lakes developing in volcano craters can become highly acidic through the influx of volcanic gases, yielding one of the chemically most extreme natural environments onExpand
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Extreme alteration by hyperacidic brines at Kawah Ijen volcano, East Java, Indonesia: II: Metasomatic imprint and element fluxes
Abstract The hyperacidic brines of the Kawah Ijen crater lake and Banyu Pahit river, East Java, Indonesia, induce an intense alteration on their magmatic host rock. This alteration is a proxy forExpand
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Volcanogenic pollution by acid water discharges along Ciwidey River, West Java (Indonesia)
Abstract Active and recently extinct volcanoes surrounding the catchment area of the upper Citarum River (West Java) are the source areas of surface waters with high concentrations of naturalExpand
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Geochemistry of the acid Kawah Putih lake, Patuha Volcano, West Java, Indonesia
Abstract Kawah Putih is a summit crater of Patuha volcano, West Java, Indonesia, which contains a shallow, ∼300 m-wide lake with strongly mineralized acid–sulfate–chloride water. The lake water has aExpand
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