Annotated record of the detailed examination of Mn deposits from VEMA 5 Exped...
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The cores and dredges described in this report were taken during the VEMA 5 Expedition from November until December 1954 by the Lamont Geological Observatory, Columbia...
本报告所述的岩芯与疏浚采样,由哥伦比亚大学拉蒙特地质观测站(Lamont Geological Observatory)于1954年11月至12月的VEMA 5号科考航次期间采集……



