[ Top ] [ Japanese ]
Ka2.1 Tephra
Abbr.: Ka2.1
- Distribution: Ozawa, Chonan city, Chosei county, 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.)