(Tables 1-2, page 195) Chemical composition of ferromanganese crusts and asso...

Fragments of a hydrothermal deposit, partly moulded on pieces of basalt lava, were dredged from the edge of the median valley in the centre of the Gulf of Aden. The deposit...部分依附于玄武岩熔岩（basalt lava）块体成型的热液沉积物（hydrothermal deposit）碎片，样品采自亚丁湾（Gulf of Aden）中部中央谷的边缘。该沉积物……