Geological Specimen
| item | description | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| No. | GSJ R50002 | ||||||||
| Name | rhyolite, Bt / 黒雲も流紋岩(黒雲母流紋岩) | ||||||||
| Class | Rock Igneous rock / 岩石 火成岩 | ||||||||
| Stratum | Miyatsukayama Volcano / 宮塚山火山 | ||||||||
| Age | Quaternary / 第四紀 | ||||||||
| Location | Shimawake-zawa, Niijima, Tokyo, Japan / 新島村島分沢右岸 | ||||||||
| topomap name | Niijima / 新島 | ||||||||
| Occurrence | Dome lava-the lower blocky part | ||||||||
| Original number | NI75052202 | ||||||||
| Remark | 手標本/露頭 | ||||||||
| @id | https://gbank.gsj.jp/ld/resource/musee/R50002 | ||||||||
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