Genesis of rifting-related basalt magma in Yamato backarc basin, Japan Sea 日本海・大和海盆の背弧リフト活動に伴う玄武岩質マグマの生成過程
この論文にアクセスする
この論文をさがす
著者
書誌事項
- タイトル
-
Genesis of rifting-related basalt magma in Yamato backarc basin, Japan Sea
- タイトル別名
-
日本海・大和海盆の背弧リフト活動に伴う玄武岩質マグマの生成過程
- 著者名
-
山下, 茂
- 著者別名
-
ヤマシタ, シゲル
- 学位授与大学
-
東京大学
- 取得学位
-
理学博士
- 学位授与番号
-
甲第8941号
- 学位授与年月日
-
1991-03-29
注記・抄録
博士論文
目次
- Abstract / (0003.jp2)
- CONTENTS / (0005.jp2)
- Acknowledgements / p1 (0007.jp2)
- Chapter1 Introduction / p1 (0007.jp2)
- Chapter2 Background objectives / p4 (0010.jp2)
- §2-1 Geological and geophysical backgrounds / p4 (0010.jp2)
- §2-2 Basement igneous bodies:rifting-related magmatism / p12 (0018.jp2)
- Occurrence and timing of empiacement / p12 (0018.jp2)
- Volumetric aspect of rifting-related magmatism / p16 (0022.jp2)
- Chapter3 Genesis of rifting-related basalt magma I:Petrography and whole rock major-element and nickel chemistry / p18 (0024.jp2)
- §3-1 Analytical procedures / p18 (0024.jp2)
- §3-2 Petrography / p20 (0026.jp2)
- §3-3 Effect of alteration on whole rock chemistry / p26 (0032.jp2)
- §3-4 Whole rock major-element and nickel chemistry / p29 (0035.jp2)
- General features / p29 (0035.jp2)
- Differentiation processes / p37 (0043.jp2)
- Least differentiated rock represents primary magma? Tentatively no / p40 (0046.jp2)
- Estimation of major-element composition of parental primary magma / p42 (0048.jp2)
- Chapter4 Genesis of rifting-related basalt magma II:Melting phase relation / p46 (0052.jp2)
- §4-1 Starting materials / p46 (0052.jp2)
- §4-2 Experimental procedures and results / p52 (0058.jp2)
- Procedures / p52 (0058.jp2)
- Results / p53 (0059.jp2)
- §4-3 Experimental constraints on differentiation processes / p60 (0066.jp2)
- Phase relation at elevated pressure in normative composition space / p60 (0066.jp2)
- Liquid line of descent of rifting-related basalt magma / p63 (0069.jp2)
- Differential behavior in plagioclase fractionation and H2O content in magma / p65 (0071.jp2)
- §4-4 Experimental constraints on production of parental primary magma / p68 (0074.jp2)
- Chapter5 Genesis of rifting-related basalt magma III:Comparison with temporally-associated primary magmas of Pacific coastal range of NE Japan / p70 (0076.jp2)
- §5-1 Significance of early to middle Miocene volcanic activity on Pacific coastal range of NE Japan / p70 (0076.jp2)
- §5-2 Compositionally distinct primary magmas / p74 (0080.jp2)
- §5-3 Pressure and temperature of final equilibrium between primary magmas and mantle peridotite / p81 (0087.jp2)
- §5-4 Origin of compositional discrepancies of primary magmas / p83 (0089.jp2)
- Chapter6 Discussion:Implication for deep-seated physicochemical structure beneath rift / p91 (0097.jp2)
- References / p98 (0104.jp2)
- Appendix-A Detailed lithostratigraphic columns of the cored basement of the Yamato basin during Ocean Drilling Program Leg 127/128 / p111 (0117.jp2)
- Appendix- B Whole rock major- and trace-element X-ray florescences analyses on the basement basaltic rocks from the Yamato basin / p116 (0122.jp2)