Geological Specimen
| item | description | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| No. | GSJ M12405 | |||||||||
| Name | Topaz / トパズ | |||||||||
| Chemical Composition | Al2SiO4F2 | |||||||||
| Structural group | Topaz | |||||||||
| Class | Nesosilicates / ネソ珪酸塩鉱物 | |||||||||
| Location | Tanakamiyama, Otsu, Shiga, Japan / 大津市 田上山 | |||||||||
| Country | Japan / 日本 | |||||||||
| Prefecture | Shiga / 滋賀県 | |||||||||
| topomap name | 京都東南部 | |||||||||
| Occurrence | Pegmatite (placer) | |||||||||
| Description | Prismatic crystals | |||||||||
| location | ||||||||||
| @id | https://gbank.gsj.jp/ld/resource/musee/M12405 | |||||||||
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