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| Description | |
|---|---|
| Quality of samples: | not specified / average specimens |
| Confirmation | |
| Validity: | Believed Valid |
| References | |
| References: | [Osann, A.: Über Sanidinite von Sao Miguel, Neues Jahrbuch für Mineralogie 1, 117-130, 1888] [Ternes, B., Mineralien von der Azoreninsel Sao Miguel, Lapis, 20-42, 1999 ] |
| Data | |
| Mineral Data: | Click here to view Astrophyllite data |
| Locality Data: | Click here to view Água de Pau volcano (Fogo volcano), San Miguel Island, Azores District, Portugal |
| Photo Gallery | View Gallery (11 photos) |
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