| | Description | |
| Comments: | "Sanidine" with Na>K | | Quality of samples: | not specified / average specimens | | Confirmation | |
| Validity: | Believed Valid | | References | |
| References: | Rath, G. v., Die chemische Zusammensetzung des Laacher Sanidins, Ann. Phys. Chem. 135, 1868 | | Data | |
| Mineral Data: | Click here to view Anorthoclase data | | Locality Data: | Click here to view Thelenberg Mt., Niedermendig, Mendig, Laach lake volcanic complex, Eifel Mts, Rhineland-Palatinate, Germany |
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