Geological Specimen
| item | description | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| No. | GSJ M18578 | ||||||||
| Name | Cordierite / 菫青石 | ||||||||
| Chemical Composition | Mg2Al4Si5O18 | ||||||||
| Structural group | Beryl | ||||||||
| Class | Cyclosilicates / シクロ珪酸塩鉱物 | ||||||||
| Location | 日立市 日立鉱山 | ||||||||
| Country | Japan / 日本 | ||||||||
| Prefecture | Ibaraki / 茨城県 | ||||||||
| topomap name | 日立 | ||||||||
| Occurrence | Metamorphic rock, massive sulphide ore | ||||||||
| Description | Blue crystals, with chalcopyrite | ||||||||
| location | |||||||||
| @id | https://gbank.gsj.jp/ld/resource/musee/M18578 | ||||||||
| Piece |
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