[ Top ] [ Japanese ]
Fujikawa Group Matsuda, 1961
Invalid synonym: Fujikawa Formation, Shizukawa Group, Shizuoka Group, Hamaishidake Group
- Coherent formation
- Trough basin-fill deposit at the collision boundary between Izu-Bonin-Mariana arc and Southwest - East Japan island arc
- Back-arc basin volcanic activity at the back-arc basin of Izu-Bonin-Mariana arc
- late Miocene - Pliocene (ca. 12 - 3 Ma, Foraminifera, Calcareous nannofossils)
- Sedimentary facies: Marine
- Sedimentary facies (Middle): Turbidite
- Sedimentary facies (Lower): Turbidite
- Lithofacies: Calc-alkaline
- Lithofacies (Upper): Conglomerate
- Lithofacies (Middle): Interbedded sandstone and mudstone
- Lithofacies (Lower): Interbedded sandstone and mudstone
- Lithofacies (Minor): Andesitic volcaniclastic rocks, Lava
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Fujikawa valley - Tenshi mountains, Shizuoka pref. - Yamanashi pref.
- Fossils: Foraminifera, Calcareous nannofossils
- Ozaki and Sugiyama (2018) Geology of the Minobu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 169p. (in Japanese with English abstract 7p.)
- Sugiyama and Matsuda (2014) Geology of the Nanbu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 134p. (in Japanese with English abstract 5p.)
- Sugiyama and Shimokawa (1990) Geology of the Shimizu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 103p. (in Japanese with English abstract 8p.)
- Sugiyama et al. (1982) Geology of the Shizuoka District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 82p. (in Japanese with English abstract 9p.)