Geological Specimen
| item | description | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| No. | GSJ M23383 | ||||||||
| Name | Topaz / トパズ | ||||||||
| Chemical Composition | Al2SiO4F2 | ||||||||
| Structural group | Topaz | ||||||||
| Class | Nesosilicates / ネソ珪酸塩鉱物 | ||||||||
| Location | 大津市 田上山 | ||||||||
| Country | Japan / 日本 | ||||||||
| Prefecture | Shiga / 滋賀県 | ||||||||
| topomap name | 京都東南部 | ||||||||
| Occurrence | Pegmatite | ||||||||
| Description | Euhedral isolated crystals | ||||||||
| location | |||||||||
| @id | https://gbank.gsj.jp/ld/resource/musee/M23383 | ||||||||
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