[ Top ] [ Japanese ]
Jododaira JP4 Unit
Abbr.: Az-JP4
- Tephra
- Holocene (2,790, 2,650 yBP, 14C)
- Source: Issaikyo crater?
- Mode of eruption: Phreatic
- Thickness: 5 cm
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Fukushima pref.
- Furukawa et al. (2018) Geology of the Azuma Yama District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 74p. (in Japanese with English abstract 3p.)