[ Top ] [ Japanese ]

C crater Tsuya, 1940

• Volcanic rocks
• Holocene (July 12th - 13th, 1940)

• Lithofacies: Tholeiite series
• Lithofacies: Basalt

• Distribution (Diameter): ca. 50 m

------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown

• Distribution: ca. 500 m above sea level, Kamitsuki - Tsubota, Miyake city, Tokyo

• Isshiki (1960) Miyake-jima, Explanatory Text of the Geological Map of Japan, Scale 1:50,000, Geological Survey of Japan, 85p. (in Japanese with English abstract 5p.)