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| Description | |
|---|---|
| Quality of samples: | not specified / average specimens |
| Confirmation | |
| Validity: | Believed Valid |
| References | |
| References: | Hentschel, G., Die Mineralien der basaltischen Gesteine im Laacher Vulkangebiet, Der Aufschluß, Heft 2, 1975 |
| Data | |
| Mineral Data: | Click here to view Biotite data |
| Locality Data: | Click here to view Basalt quarries (incl. Michels Quarry; Bous Quarry; Geilen Quarry), Niedermendig, Mendig, Eifel, Rhineland-Palatinate, Germany |
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