3-D magnetotelluric exploration of Tenerife geothermal system (Canary Islands, Spain)

P Piña-Varas, J Ledo, P Queralt, A Marcuello… - Surveys in …, 2014 - Springer
The resistivity structure of the Tenerife geothermal system has been determined by the 3-D
inversion of data from different magnetotelluric surveys. In this paper, the ocean and …

The economic potential of metalliferous sub-volcanic brines

J Blundy, A Afanasyev, B Tattitch… - Royal Society …, 2021 - royalsocietypublishing.org
The transition to a low-carbon economy will increase demand for a wide range of metals,
notably copper, which is used extensively in power generation and in electric vehicles …

Anatomy of active volcanic edifice at the Kusatsu–Shirane volcano, Japan, by magnetotellurics: hydrothermal implications for volcanic unrests

KH Tseng, Y Ogawa, Nurhasan, SB Tank… - Earth, Planets and …, 2020 - Springer
We aimed to perform three-dimensional imaging of the underlying geothermal system to a
depth of 2 km using magnetotellurics (MT) at around the Yugama crater, the Kusatsu …

Formation of magmatic brine lenses via focussed fluid-flow beneath volcanoes

A Afanasyev, J Blundy, O Melnik, S Sparks - Earth and Planetary Science …, 2018 - Elsevier
Many active or dormant volcanoes show regions of high electrical conductivity at depths of a
few kilometres beneath the edifice. We explore the possibility that these regions represent …

Three-dimensional resistivity structure of Asama Volcano revealed by data-space magnetotelluric inversion using unstructured tetrahedral elements

Y Usui, Y Ogawa, K Aizawa, W Kanda… - Geophysical Journal …, 2017 - academic.oup.com
Asama Volcano is an andesitic composite volcano and one of the most active volcanoes in
Japan. In order to reveal electrical resistivity structure beneath the volcano accurately, we …

Hydrothermal and magmatic system of a volcanic island inferred from magnetotellurics, seismicity, self‐potential, and thermal image: an example of Miyakejima …

M Gresse, M Uyeshima, T Koyama… - Journal of …, 2021 - Wiley Online Library
Phreatic and phreatomagmatic eruptions represent some of the greatest hazards occurring
on volcanoes. They result from complex interactions at a depth between rock, water, and …

Three‐dimensional resistivity structure of Iwo‐Yama volcano, kirishima volcanic complex, Japan: Relationship to shallow seismicity, surface uplift, and a small phreatic …

K Tsukamoto, K Aizawa, K Chiba… - Geophysical …, 2018 - Wiley Online Library
Iwo‐yama volcano, part of the Kirishima Volcanic Complex, has recently shown signs of
unrest. We conducted a hypocenter relocation of shallow earthquakes and broadband …

The 2020 eruption and large lateral dike emplacement at Taal Volcano, Philippines: insights from satellite radar data

MG Bato, P Lundgren, V Pinel… - Geophysical …, 2021 - Wiley Online Library
Abstract On January 12, 2020, Taal volcano, Philippines, erupted after 43 years of repose,
affecting more than 500,000 people. Using interferometric synthetic aperture radar (InSAR) …

Magmatic hydrothermal system inferred from the resistivity structure of Kusatsu-Shirane Volcano

Y Matsunaga, W Kanda, S Takakura, T Koyama… - Journal of Volcanology …, 2020 - Elsevier
Abstract The Kusatsu-Shirane volcano is a Quaternary andesitic-to-dacitic active volcano
located on the central Honshu Arc. The volcano is known to have had repeated phreatic …

Estimation of spatial distribution and fluid fraction of a potential supercritical geothermal reservoir by magnetotelluric data: a case study from Yuzawa geothermal field …

K Ishizu, Y Ogawa, K Nunohara… - Journal of …, 2022 - Wiley Online Library
Fluids within the Earth's crust may exist under supercritical conditions (ie,> 374° C and> 22.1
MPa for pure water). Supercritical geothermal reservoirs at depths of 2–10 km below the …