| Locality type: | Quarry |
| Classification |
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| Species: | 'Hornblende Root Name Group' (not an IMA approved species) |
| Formula: | ◻Ca2(C42+C3+)(AlSi7O22)W2 |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Hornblende Root Name Group data |
| Locality Data: | Click here to view In der Ahl Quarry, Mayen, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 349357 |
| Long-form Identifier: | 1:3:349357:1 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Hornblende Root Name Group |
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| 2.9km (1.8 miles) | ⓘMayener Feld, Mayen, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| 3.9km (2.4 miles) | ⓘRodder Höfe, Mendig, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| 6.4km (3.9 miles) | ⓘThelenberg, Mendig, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| 7.0km (4.4 miles) | ⓘRothenberg Quarry, Bell, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| 7.4km (4.6 miles) | ⓘPumice quarries, Wingertsberg, Mendig, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| 8.0km (5.0 miles) | ⓘIn den Dellen quarries, Mendig, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| 9.4km (5.8 miles) | ⓘGleeser Felder, Glees, Brohltal, Ahrweiler, Rhineland-Palatinate, Germany |
| 9.6km (6.0 miles) | ⓘHüttenberg sand pit, Glees, Brohltal, Ahrweiler, Rhineland-Palatinate, Germany |
| 11.6km (7.2 miles) | ⓘTönchesberg, Kruft, Pellenz, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| 11.8km (7.3 miles) | ⓘKorretsberg, Kruft, Pellenz, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| References |
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