background reference site / physico-chemical factors / higher metal concentrations / study site / energy-rich fluids / steep physico-chemical gradients / reduced chemical concentrations / physico-chemical conditions / low metal concentrations / chemical interactions / off-axis site / soft sediment physico-chemical conditions / mid-ocean ridge systems / chemical energy / gas chromatograph / hydrogen gas / metal sulphide precipitation / off-axis reference site / /
NaturalFeature
Pacific Ocean / Japan Sea / Gulf of California / /
Organization
European Geosciences Union / Instituto de Ciencias / Centre de Bretagne / Universidad Nacional Autónoma / Institut Carnot Ifremer EDROME / /