| | Description | |
| Quality of samples: | not specified / average specimens | | Confirmation | |
| Validity: | Believed Valid | | References | |
| References: | K. Nishikubo, T. Yamada, A. Harada, M. Takizawa, K. Tange, Y. Kosuge, R. Miyawaki, and S. Matsubara (2005) "Rambergite from the Hirogawara mine, Urayama, Chichibu City, Saitama Prefecture, Japan" | | Data | |
| Mineral Data: | Click here to view Gypsum data | | Locality Data: | Click here to view Hirogawara mine (Hirogawarasawa), Urayama, Chichibu City, Saitama Prefecture, Kanto Region, Honshu Island, Japan |
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