Cruise Report No.12

Table of Contents

Deep Sea Mineral Resources Investigation in the Central-Western Part of Central Pacific Basin, January – March 1977 (GH77-1 Cruise) Ed. by Tomoyuki MORITANI (271KB)

TitleAuthorPDF
Contents   (58KB)
Outline of GH77-1 cruise and its results Tomoyuki MORITANI (1-26)  (1,121KB)
Positioning by NNSS; satellite fixes and dead reckoning Masato JOSHIMA Masato and Koji ONODERA (27-32) (183KB)
Submarine topography by 12 kHz PDR Koji ONODERA, Fumitoshi MURAKAMI and Tomoyuki MORITANI (33-43) (464KB)
Gravity anomaly Masato JOSHIMA (44-71) (780KB)
Magnetic anomaly Masato JOSHIMA and Fumitoshi MURAKAMI (72-73) (69KB)
Continuous seismic reflection profiling survey Fumitoshi MURAKAMI and Tomoyuki MORITANI (74-102) (2,052KB)
Some notes on bottom sampling Yasumasa KINOSHITA and Shuji MARUYAMA (103-105) (183KB)
Manganese nodule occurrence and benthonic activities observed from deep sea photographs Yasumasa KINOSHITA, Tomoyuki MORITANI and Keiji HANDA (106-130) (3,018KB)
Bottom sediments Seizo NAKAO (131-151) (1,210KB)
Physical properties of bottom sediments relevant to manganese nodule mining Keiji HANDA (152-154) (122KB)
Chemical composition of surface sediments from the GH77-1 area Komi KATO, Tomoyuki MORITANI and Seizo NAKAO (155-157) (167KB)
Preliminary results of remanent magnetization measurement on gravity core samples Masato JOSHIMA (158-162) (151KB)
Description, types, and distribution of manganese nodules Tomoyuki MORITANI, Shuji MARUYAMA, Masato NOHARA, Yasumasa KINOSHITA, Toshio KOIZUMI and Tadashi ITO (163-205) (2,144KB)
Metal contents of manganese nodules from the GH77-1 area Tomoyuki MORITANI, Tsunekazu MOCHIZUKI, Shigeru TERASHIMA and Shuji MARUYAMA (206-217) (359KB)
Relation between manganese nodule abundance and acoustic stratigraphy in the GH77-1 area Tomoyuki MORITANI and Fumitoshi MURAKAMI (218-221) (150KB)
STD observation in GH77-1 cruise Shuji MARUYAMA and Yasumasa KINOSHITA (222-231) (568KB)
Sampling test with proto-type sampling instruments Norio YAMAKADO and Keiji HANDA (232-234) (141KB)
Appendix I : Underway data by gravimeter and proton magnetometer from off Japan to Central Pacific Basin Masato JOSHIMA and Fumitoshi MURAKAMI (235-239) (98KB)
Appendix II : Magnetic and gravity survey in the scheduled IPOD site area for DSDP Leg 61 to the west of Marshall Islands Masato JOSHIMA, Fumitoshi MURAKAMI and Tomoyuki MORITANI (240-241) (69KB)
Appendix III : Study of the acoustic stratigraphy in the Scheduled IPOD site area for DSDP Leg 61 to the west of Marshall Islands Fumitoshi MURAKAMI and Tomoyuki MORITANI (242-245)  (204KB)
Summary in Japanese (246-256)   (855KB)