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Nlg Tephra Kurokawa et al., 1987
Abbr.: Nlg
- Type locality: Natsudo, Teradomari, Nagaoka city, Niigata prefecture
- Tephra
- middle Miocene - early Pliocene
- Lithofacies: Sandy tephra
- Sedimentary structures: Laminated
- Nlg Tephra
- [ Upper ]
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- Nlg-4
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- Nlg-3
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- Nlg-2
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- Nlg-1
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- [ Lower ]
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Natsudo - Shido bridge - Ochimizu, Teradomari, Nagaoka city, Niigata pref.
- Kobayashi et al. (2002) Geology of the Sanjo District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 98p. (in Japanese with English abstract 4p.)
- Kobayashi et al. (1995) Geology of the Kashiwazaki District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 102p. (in Japanese with English abstract 4p.)
- Kobayashi et al. (1993) Geology of the Izumozaki District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 91p. (in Japanese with English abstract 4p.)