[ Top ] [ Japanese ]

Seikyu Volcanoplutonic Complex Matsuura et al., 2005

• Volcanic rocks
• Miocene (13.2 Ma, K-Ar)
• Intruded in: Ouchidani Granite

• Sedimentary facies: Stock
• Sedimentary facies: Volcanic vent-fill deposit
• Lithofacies: Quartz diorite, Porphyrite, Andesite, Dacite, Dacite lapilli tuff, Tuff

• Distribution (Diameter): 2 - 3 km

• Distribution: Kawai - Shimokuno, Daito town, Unnan city, Shimane pref.

• Matsuura et al. (2005) Geology of the Kisuki District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 72p. (in Japanese with English abstract 5p.)