| Locality type: | Quarry |
| Classification |
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| Species: | Nepheline |
| Formula: | Na3K(Al4Si4O16) |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Nepheline data |
| Locality Data: | Click here to view Thelenberg, Mendig, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 84839 |
| Long-form Identifier: | 1:3:84839:4 |
| GUID (UUID V4): | 3d8adf79-b7ed-4862-ba12-c92052f6096e |
| Nearest other occurrences of Nepheline |
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| 0.7km (0.4 miles) | ⓘBasalt quarries, Mendig, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| 1.1km (0.7 miles) | ⓘPumice quarries, Wingertsberg, Mendig, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| 1.7km (1.0 miles) | ⓘIn den Dellen quarries, Mendig, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| 3.0km (1.9 miles) | ⓘKrufter Ofen, Kruft, Pellenz, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| 3.2km (2.0 miles) | ⓘMichels Quarry, Basalt quarries, Mendig, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| 3.4km (2.1 miles) | ⓘRothenberg Quarry, Bell, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| 4.1km (2.6 miles) | ⓘCaspar quarry, Ettringen, Vordereifel, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| 4.4km (2.7 miles) | ⓘRodder Höfe, Mendig, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| 4.5km (2.8 miles) | ⓘGleeser Felder, Glees, Brohltal, Ahrweiler, Rhineland-Palatinate, Germany |
| 5.3km (3.3 miles) | ⓘVeitskopf, Wassenach, Brohltal, Ahrweiler, Rhineland-Palatinate, Germany |
| References |
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| Reference Search (possible matching items) |
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 | | Journal (article/letter/editorial) | | They often occur along with, or in place of, nepheline in phonolites, and occur with leucite in tephrites...No. 1 Hafiyne-feldspar ejectamenta from Thelenberg, Germany Manchester 13214 2 Nosean-leucitophyre...Rieden, Germany Cambridge 28054 3 Nosean-phonolite (selbergite) from Schellkopf, Germany, Cambridge...Niedermendig, Germany 5 Nosean-leucite-phonolite (schorenbergite) from Rieden, Germany -- 6 Nosean-foyaite...in tufts from K/~rlich, Germany -- 7 Hafiyne-mangerite from Plaidt, Germany 8 Crystal-tuff with haiiyne |  | | Book | | . . . . . . . . . . . . . .. 2.1.8 Melilite-Nepheline Leucitite ................ 2.1.9 Jumillite . ... . . . . . . . . . . . . . . . . . . . . . . Nepheline. . . . . . . . . . . . . . . . . . . . . . . ...Rocks of the Laacher See and Other Areas of West Germany ............... 5.13 Leucite-Bearing Rocks of the...Systems ... 94 7.1 7.2 7.3 7.4 7.5 7.6 The System Nepheline-Kalsilite-Si02 .......... The System Diopside-Leucite-Si02..... The System Diopside-Nepheline-Sanidine . . . . . . .. The System Nepheline-Leucite-Anorthite .... |  | | Book (edition) | | Quartz, Tridymite, Cristobalite Feldspathoids Nepheline and Kalsilite, Leucite, Sodalite Group, Cancrinite–Vishnevite...necessary for some major groups such as olivine and nepheline, the balance has been maintained by omitting coverage...caic-silicate rocks, and the accessory minerals of nepheline-syenites and related rocks have been included...the Mid-Atlantic ridge between Iceland and Jan Mayen. The extremely low Fa content of this olivine is...to increase from around 0.015 for zircons in nepheline syenites to 0.04 for those in granites. Hafnium |
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