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Mangani-obertiite from
Emmelberg, Üdersdorf, Daun, Vulkaneifel, Rhineland-Palatinate, Germany


Locality type:Quarry
Classification
Species:Mangani-obertiite
Formula:NaNa2(Mg3Mn3+Ti4+)Si8O22O2
Comments:Fe:Mn ratios of 8 obertiite root name samples has been determined with ratios between 4:1 and 3:2. It is currently not clear whether ferri-obertiite, mangani-obertiite or both occur at this locality, see also http://www.mindat.org/forum.php?read,14,342477,342721#msg-342721 for further information.
Confirmation
Validity:Unconfirmed/Questioned
Data
Mineral Data:Click here to view Mangani-obertiite data
Locality Data:Click here to view Emmelberg, Üdersdorf, Daun, Vulkaneifel, Rhineland-Palatinate, Germany
Data Identifiers
Mindat Occurrence Record ID:360840
Long-form Identifier:1:3:360840:1
GUID (UUID V4):0
Nearest other occurrences of Mangani-obertiite
37.8km (23.5 miles) ⓘCaspar quarry, Ettringen, Vordereifel, Mayen-Koblenz, Rhineland-Palatinate, Germany
47.5km (29.5 miles) ⓘNickenicher Weinberg, Nickenich, Pellenz, Mayen-Koblenz, Rhineland-Palatinate, Germany
48.0km (29.8 miles) ⓘNickenicher Sattel, Nickenich, Pellenz, Mayen-Koblenz, Rhineland-Palatinate, Germany
48.0km (29.8 miles) ⓘHerchenberg quarry, Burgbrohl, Brohltal, Ahrweiler, Rhineland-Palatinate, Germany
49.3km (30.6 miles) ⓘWannenköpfe Quarry, Ochtendung, Maifeld, Mayen-Koblenz, Rhineland-Palatinate, Germany
References
Blaß, Günter; Graf, Hans Werner (2001) Neue Mineralienfunde aus der Vulkaneifel [New mineral discoveries from the Volcanic Eifel]. Mineralien-Welt, 12 (1). p.17-25.
Williams, P. A., Hatert, F., Pasero, M., Mills, S. J. (2014) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC), CNMNC Newsletter No. 22. Mineralogical Magazine, 78 (5) 1241-1248 doi:10.1180/minmag.2014.078.5.10
 
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