[ Top ] [ Japanese ]
AS-4 Tephra
Abbr.: AS-4
- Distribution: Tsunada, Ichinomiya city, Chosei county, Chiba pref.; Takiguchi, Shirahama town, Minamiboso city, Chiba pref.
- Nanayama et al. (2016) Geology of the Mobara District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 101p. (in Japanese with English abstract 4p.)
- Kawakami and Shishikura (2006) Geology of the Tateyama District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 82p. (in Japanese with English abstract 5p.)