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Definition of hydrothermal
: of or relating to hot water —used especially of the formation of minerals by hot solutions rising from a cooling magma
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Recent Examples of hydrothermal from the Web
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As if to seal the case, in early 2017, Cassini discovered silica grains and hydrogen gas in the ice plumes above Enceladus, indicating there must be hydrothermal vents on the floor of the subsurface ocean.
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Within a decade, a very rare hydrothermal mineral called aluminum tobermorite (Al-tobermorite) had formed in the concrete.
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Lim now also runs a similar dual-purposed research project, called Biologic Analog Science Associated with Lava Terrains, that is looking at hydrothermal variations in the basalt terrains of volcanoes in Idaho and Hawaii.
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These include a groundwater sample found nearly two miles deep in a South African gold mine and at hydrothermal vents on the ocean floor.
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This abrupt pressure release allowed hot water in the system to flash to steam, which expanded explosively, initiating a hydrothermal blast directed laterally through the landslide scar.
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DNA comparisons also showed that the organisms living in Venus’s Hair are unlike any organisms found anywhere else – hydrothermal vents or otherwise -- in the ocean to date.
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At hydrothermal vents on Earth, the hydrogen is quickly gobbled up by microbes.
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Scientists infer a lot from that: that there are hydrothermal chemical reactions similar to those that occur at hot fissures at the ocean bottoms on Earth.
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