[ Top ] [ Japanese ]

Jogakura Dacite Takarada and Muraoka, 2004

• Type locality: Jogakura valley, Aomori city, Aomori prefecture
• Volcanic rocks
• Miocene
• Intruded in: Nuruyu Formation, Itadome Formation
• Correlation: Kaifukiyama Dacite

• Sedimentary facies: Stock
• Lithofacies: Dacite

• Upper limit: Unconformity (Obirakiyama Pyroclastic Flow Deposit)

• Distribution: Jogakura valley, Aomori city, Aomori pref.; Takinomata river, Hirakawa city, Aomori pref.; Ose river - Ninokawa river - Takinosawa - Yakeyama - Tsuta river, Towada city, Aomori pref.

• Takarada and Muraoka (2004) Geology of the Hakkoda San District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 86p. (in Japanese with English abstract 4p.)