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Ettringite from
Graulay (Graulai; Graulei; Grauley), Hillesheim, Vulkaneifel, Rhineland-Palatinate, Germany

Classification
Species:Ettringite
Formula:Ca6Al2(SO4)3(OH)12 · 26H2O
Comments:Hielscherite, Ettringite, or Thaumasite from this locality are visually indistinguishable and without analysis should be labeled Ettringite group.
Confirmation
Validity:Believed Valid
References
References:G. Blaß, F.J. Emmerich, H.W. Graf, Minerale der Vulkaneifel, DVD Version 2013/1.1
Associated Minerals Based on Photo Data:
Gonnardite1 photo of Ettringite associated with Gonnardite at this locality.
Data
Mineral Data:Click here to view Ettringite data
Locality Data:Click here to view Graulay (Graulai; Graulei; Grauley), Hillesheim, Vulkaneifel, Rhineland-Palatinate, Germany
Nearest other occurrences of Ettringite
5.0km (3.1 miles) Rother Kopf, Roth, Gerolstein, Vulkaneifel, Rhineland-Palatinate, Germany
5.7km (3.5 miles) Feuerberg, Hohenfels-Essingen, Vulkaneifel, Rhineland-Palatinate, Germany
17.1km (10.6 miles) Emmelberg, Üdersdorf, Daun, Vulkaneifel, Rhineland-Palatinate, Germany
31.6km (19.7 miles) Copper smelter slag locality, Kall, Mechernich, Euskirchen, Cologne, North Rhine-Westphalia, Germany
39.1km (24.3 miles) Schellkopf, Brenk, Brohltal, Ahrweiler, Rhineland-Palatinate, Germany
39.8km (24.8 miles) Ettringer Feld, Southern lava flow, Bellerberg volcano, Ettringen, Mayen, Mayen-Koblenz, Rhineland-Palatinate, Germany
40.7km (25.3 miles) Caspar quarry, Bellerberg volcano, Ettringen, Mayen, Mayen-Koblenz, Rhineland-Palatinate, Germany
40.7km (25.3 miles) Mayener Feld, Southern lava flow, Bellerberg volcano, Ettringen, Mayen, Mayen-Koblenz, Rhineland-Palatinate, Germany
41.0km (25.5 miles) Hufnagel, Mayener Feld, Southern lava flow, Bellerberg volcano, Ettringen, Mayen, Mayen-Koblenz, Rhineland-Palatinate, Germany
41.2km (25.6 miles) Winfeld, Northern Lava flow, Bellerberg volcano, Ettringen, Mayen, Mayen-Koblenz, Rhineland-Palatinate, Germany
 
Mineral and/or Locality  
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