Geological Specimen
| item | description | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| No. | GSJ R60144 | ||||||||
| Name | lapilli tuff, rhyolitic / 流紋岩質火山れき凝灰岩(流紋岩質火山礫凝灰岩) | ||||||||
| Class | Rock Igneous rock Pyroclastic rock / 岩石 火成岩 火砕岩 | ||||||||
| Stratum | Kamiigusa Formation / 上井草層 | ||||||||
| Age | Early Pliocene / 鮮新世前期 | ||||||||
| Location | Tamanashi, Kaneyama, Onuma, Fukushima, Japan / 大沼郡金山町玉梨 | ||||||||
| topomap name | Miyashita / 宮下 | ||||||||
| Occurrence | 火砕流堆積物、露頭 | ||||||||
| Original number | 900603-2 | ||||||||
| Remark | 4.2±0.2Ma(ジルコン・Ft) | ||||||||
| @id | https://gbank.gsj.jp/ld/resource/musee/R60144 | ||||||||
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