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

Classification
Species:Åkermanite
Formula:Ca2Mg(Si2O7)
Confirmation
Validity:Confirmed
Confirmation Methods:SEM-EDS
References
References:in the collection of Christof Schäfer; Chukanov, N. V., Zubkova, N. V., Pekov, I. V., Belakovskiy, D. I., Schüller, W., Ternes, B., ... & Pushcharovsky, D. Y. (2013). Hillesheimite,(K, Ca,□) 2 (Mg, Fe, Ca,□) 2 [(Si, Al) 13O23 (OH) 6](OH)· 8H2O, a new phyllosilicate mineral of the Günterblassite group. Geology of Ore Deposits, 55(7), 549-557.
Specimen source:Personally collected
Data
Mineral Data:Click here to view Åkermanite data
Locality Data:Click here to view Graulay (Graulai; Graulei; Grauley), Hillesheim, Vulkaneifel, Rhineland-Palatinate, Germany
Nearest other occurrences of Åkermanite
5.0km (3.1 miles) Rother Kopf, Roth, Gerolstein, Vulkaneifel, Rhineland-Palatinate, Germany
40.7km (25.3 miles) Caspar quarry, Bellerberg volcano, Ettringen, Mayen, Mayen-Koblenz, Rhineland-Palatinate, Germany
41.4km (25.7 miles) Seekante, Mayener Feld, Southern lava flow, Bellerberg volcano, Mayen, Mayen-Koblenz, Rhineland-Palatinate, Germany
61.5km (38.2 miles) Binsfeldhammer lead smelter slag locality, Stolberg, Aachen, Cologne, North Rhine-Westphalia, Germany
64.3km (40.0 miles) Münsterbusch zinc smelter slag locality, Stolberg, Aachen, Cologne, North Rhine-Westphalia, Germany
 
Mineral and/or Locality  
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