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Gr Tephra

Abbr.: Gr

• Tephra
• Pleistocene (ca. 50 ka; 49 ka, OSL)

• Lithofacies: Tephra

• Source: Sanbe volcano
• Host: Musashino Loam

• Distribution: Shizuoka pref.

• Ueki et al. (2013) Geology of the Hachioji District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 137p. (in Japanese with English abstract 6p.)