K-Ar dating studies of Ashigawa and Tokuwa granodiorite bodies and Plutonic geochronology in the South Fossa Magna, central Japan

Island Arc

Volumn 6, Issue 2, 1997, Pages 158-167

  Saito, Kazuo ^a   Kato, Koichi ^a,b   Sugi, Shunji ^a,c  

^a YAMAGATA UNIVERSITY   (Japan)

^b MITSUBISHI MATERIALS CORPORATION   (Japan)

^c Dia Consultants Co   (Japan)

Author keywords

Ashigawa body; K Ar dating; Plutonic activity; South Fossa Magna; Tokuwa body

Indexed keywords

GRANODIORITE; NEOGENE; PLUTONISM; POTASSIUM/ARGON DATING;

JAPAN, HONSHU, FOSSA;

EID: 0031465582     PISSN: 10384871     EISSN: None     Source Type: Journal    
DOI: 10.1111/j.1440-1738.1997.tb00167.x     Document Type: Article

References (28)

1. AMANO K. 1991. Multiple collision tectonics of the South Fossa Magna in central Japan. Modern Geology 15, 315-29.
2. KATADA M. 1956. 1 : 50 000 Geological Map 'Kofu'. Geological Survey of Japan.
3. KATO Y. 1968. On the Tertiary granitic rocks around Kofu basin, Yamanashi Prefecture, Journal of the Japan Association of Mineralogists, Petrologists and Economic Geologists 59, 21-39 (in Japanese).
4. KAWANO Y & UEDA Y. 1964. K-Ar dating on the igneous rocks in Japan (I). Journal of the Japan Association of Mineralogists, Petrologists and Economic Geologists. 51, 127-48 (in Japanese)
5. KAWANO Y. & UEDA Y. 1966, K-Ar dating on the igneous rocks in Japan (IV) - Granitic rocks in northeastern Japan. Journal of the Japan Association of Minerologists, Petrologists and Economic Geologists 56, 191-211 (in Japanese).
6. KULP J. L. & ENGELS J. 1963. Discordances in K-Ar and Rb-Sr isotopic ages. In Radioactive Dating, pp. 219-38. International Atomic Energy Agency, Vienna.
7. MATSUDA T. 1989. Some discussions on the multiple collision models of the South Fossa Magna, central Japan. Earth Monthly 11, 522-5 (in Japanese).
8. NIITSUMA N. & AKIBA F. 1985. Neogene tectonic evolution and plate subduction in the Japanese island arcs. In Nasu N., Kobayashi K., Uyeda S., Kushiro I. & Kagami H. eds. Formation of Active Ocean Margins, pp. 75-108. Terra. Sci. Publ. Co., Tokyo.
9. OHTA H., ISHIGURO H., IWAHASHI S. & NIITSUMA N. 1986. Geology of the eastern area of the Tanzawa mountains. Geoscience Report of Shizuoka University 12, 153-89 (in Japanese).
10. SAITO K. 1993. 40Ar-39Ar studies on some Tanzawa tonalite samples. Journal of Geomagnetism and Geoelectricity 45, 261-72.
11. SAITO K. & KATO K. 1996. A high density sampling K-Ar dating of the Kinpu-san plutonic body and the initiation of the Philippine Sea plate subduction. Journal of Geomagnetism and Geoelectricity 48, 233-46.
12. SAITO K. OTOMO I. & TAKAI T. 1991. K-Ar dating of the Tanzawa tonalitic body and some restrictions on the collision tectonics in the South Fossa Magna, central Japan. Journal of Geomagnetism and Geoelectricity 43, 921-35.
13. SAITO K, TAKAHASHI M. & ONOZUKA N. 1996. A K-Ar investigation of the Chichibu quartz diorite and some discussions on its cooling history. Journal of Geomagnetism and Geoelectricity (in press).
14. SATO K. 1991. Miocene granitoid magmatism at the island arc junction, central Japan. Modern Geology 15, 367-99.
15. SATO K. & ISHIHARA S. 1983. Magnetic susceptibility and chemical composition of the Kofu granitic complex. Bulletin of the Geological Survey of Japan. 34, 213-47 (in Japanese).
16. SATO K., SHIBATA K. & UCHIUMI S. 1986. Discordant K-Ar ages between hornblende and biotite from the Tanzawa tonalitic pluton in the southern Fossa Magna, central Japan, Journal of the Geological Society of Japan 92, 439-46 (in Japanese).
17. SATO K., SHIBATA K. & UCHIUMI S. 1989. K-Ar ages and cooling history of the Kaikomagatake granotoid pluton, and their bearing on tectonic evolution of the Akaishi Mountains, central Japan. Journal of the Geological Society Japan 95, 33-44 (in Japanese).
18. SHIBATA H., FUJIMOTO U. & OKI Y. 1960. Granitic rocks of the southern part of the Kofu Basin, Yamanashi Prefecture, Japan. Journal of the Geological Society of Japan 66, 66-75 (in Japanese).
19. SHIBATA K. 1978. Contemporaneity of Tertiary granites in the Outer Zone of Southwest Japan. Bulletin of the Geological Survey of Japan 29, 551-4 (in Japanese).
20. SHIBATA K., KATO Y. & MIMURA K. 1984. K-Ar ages of granites and related rocks from the northern Kofu area. Bulletin of the Geological Survey of Japan 35, 19-24 (in Japanese).
21. SHIMIZU M. 1986. The Tokuwa batholith, central Japan - an example of ilmenite-series and magnetite-series granotoids in a batholith. University Museum, University of Tokyo Bulletin 28, 1-145.
22. SHIMIZU M. &. YAMANA S. 1983, Sr isotopic compositions of the Tokuwa batholith rocks. Abstract of the Joint Meeting of the Society of Mining Geology, Japan and the Association of Petrologists, Mineralogists and Economic Geologists, and the Mineral Society of Japan 47 (in Japanese).
23. SOH W. 1986. Reconstruction of Fujikawa trough in Mio-Pleiocene age and its geotectonic implication. Memoir of the Faculty of Science of Kyoto University, Series Geology and Mineralogy 52, 1-68.
24. STEIGER R. H. & JÄGER E. 1977. Subcommission on Geochronology: Convention on the use of decay constants in geo- and cosmochronology. Earth and Planetary Science Letters 36, 359-62.
25. TAKAGAI K., AOIKE K. & KOYAMA M. 1993. What happened on the northern tip of the Izu-Bonin arc during 15-10 Ma? Journal of Geography 102, 256-63 (in Japanese).
26. TAKAHASHI M. 1980. Voluminous felsic magmatism and formation of the upper continental crust. Earth Monthly 2, 837-45 (in Japanese).
27. TAKAHASHI M. 1989. Neogene granitic magmatism in the South Fossa Magna collision zone, central Japan. Modern Geology 14, 127-143.
28. UENO H. & SHIBATA K. 1986. Radiometrie ages of quartz diorite bodies related to the Chichibu pyrometasomatic deposits and their relevance to the metallogenic epoch, Journal of the Japan Association of Mineralogists, Petrologists and Economic Geologists 81, 77-82.