Bulletin of the Geological Survey of Japan Vol.41 No.7 (1990)
Table of Contents
| Title | Author | |
|---|---|---|
| Formation of gentle slope deposits at Mt. Tsukuba, Mt. Kaba and its surroundings, Ibaraki Prefecture | Ichiyo ISOBE (357-371) | 41-07_01.pdf(2,841KB) |
| Note on the Late Cenozoic marine phosphatic rocks in Japan | Kazuhiko KANO (373-382) | 41-07_02.pdf(1,915KB) |
| Biological markers in bitumen extracts and crude oil from the Mitsuke oil field | Nobuyuki KANEKO, Susumu SAKATA and Tsutomu MACHIHARA (383-394) | 41-07_03.pdf(1,149KB) |
| K-Ar ages of the Nyuto-Takakura volcanic products, southern part of the Sengan geothermal area, Northeast Japan | Shigeru SUTO, Kozo UTO and Shigeru UCHIUMI (395-404) | 41-07_04.pdf(1,292KB) |
| Abstracts for Geological Survey Seminar, No. 199 Geochemical data and their social use(405-417) |
41-07_05.pdf(5,520KB) | |