[ Top ] [ Japanese ]

Masukawadake Dacite

• Type locality: Mount Masukawa, Minmaya, Sotogahama city, Higashitsugaru county, Aomori prefecture
• Volcanic rocks
• Pliocene
• Intruded in: Genpachimori Formation
• Contemporaneous heterotopic facies: Fudotaki Formation

• Lithofacies: Dacite

• Distribution: Mount Yotsudake, Goshogawara city (previously Shiura) - Imabetsu city, Aomori pref.; Mount Masukawa, Minmaya, Sotogahama city, Higashitsugaru county, Aomori pref.

• Tsushima and Uemura (1959) Kodomari, Explanatory Text of the Geological Map of Japan, Scale 1:50,000, Geological Survey of Japan, 45p. (in Japanese with English abstract 5p.)