| Locality type: | Quarry |
| Classification |
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| Species: | Thomsonite-Ca |
| Formula: | NaCa2[Al5Si5O20] · 6H2O |
| Habit: | radial aggregates with fibrous to stem-like crystals up to 1mm. Some aggregates reach up to 1cm. |
| Colour: | white to colourless |
| Confirmation |
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| Validity: | Believed Valid |
| Associated Minerals Based on Photo Data: |
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| Phillipsite Subgroup | 33 |
| Calcite | 20 |
| Mesolite | 10 |
| Natrolite | 10 |
| Chabazite-Ca | 6 |
| Montmorillonite | 5 |
| Apophyllite Group | 4 |
| Gismondine-Ca | 4 |
| Pyrite | 2 |
| Goethite | 2 |
| Tobermorite | 2 |
| Aragonite | 1 |
| Thaumasite | 1 |
| Gyrolite | 1 |
| Data |
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| Mineral Data: | Click here to view Thomsonite-Ca data |
| Locality Data: | Click here to view Arensberg, Zilsdorf, Walsdorf, Gerolstein, Vulkaneifel, Rhineland-Palatinate, Germany |
| Photo Gallery | View Gallery (52 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 29303 |
| Long-form Identifier: | 1:3:29303:5 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Thomsonite-Ca |
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| 4.3km (2.7 miles) | ⓘGraulay quarry, Hillesheim, Gerolstein, Vulkaneifel, Rhineland-Palatinate, Germany |
| 9.2km (5.7 miles) | ⓘRother Kopf, Roth, Gerolstein, Gerolstein, Vulkaneifel, Rhineland-Palatinate, Germany |
| 15.4km (9.6 miles) | ⓘLöhley, Üdersdorf, Daun, Vulkaneifel, Rhineland-Palatinate, Germany |
| 17.0km (10.6 miles) | ⓘBeilstein, Bereborn, Kelberg, Vulkaneifel, Rhineland-Palatinate, Germany |
| 22.3km (13.9 miles) | ⓘHöchstberg (Schwarzley; Schwarzlay), Höchstberg, Kelberg, Vulkaneifel, Rhineland-Palatinate, Germany |
| 25.9km (16.1 miles) | ⓘHochbermel, Bermel, Vordereifel, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| 34.6km (21.5 miles) | ⓘSchellkopf, Brenk, Brohltal, Ahrweiler, Rhineland-Palatinate, Germany |
| 36.4km (22.6 miles) | ⓘCaspar quarry, Ettringen, Vordereifel, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| 36.4km (22.6 miles) | ⓘMayener Feld, Mayen, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| 37.0km (23.0 miles) | ⓘXenolith CS-008 (Bellbergite type-locality), Seekante, Mayen, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| References |
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Arensberg, Zilsdorf, Walsdorf, Gerolstein, Vulkaneifel, Rhineland-Palatinate, Germany