[ Top ] [ Japanese ]

Dorokujin mass Okada et al., 1954

• Plutonic rocks
• Late Cretaceous

• Lithofacies: Quartz-bearing hornblende gabbro, Clinopyroxene gabbro

• Distribution (Length): 6 km
• Distribution (Width): 1 km

------ Transitional, ~~~~~~ Intrusive, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown

• Distribution: Dorokujin pass, Kasama city - Ishioka city, Ibaraki pref.

• Takahashi et al. (2011) Jour. Geol. Soc. Japan, vol.117, Supplement, pp.21-31 DOI
• Miyazaki et al. (1996) Geology of the Makabe District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 103p. (in Japanese with English abstract 4p.)