Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
Log InRegister
Quick Links : The Mindat ManualThe Rock H. Currier Digital LibraryMindat Newsletter [Free Download]
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreContact UsAdvertise on Mindat
Donate to MindatCorporate SponsorshipSponsor a PageSponsored PagesMindat AdvertisersAdvertise on Mindat
Learning CenterWhat is a mineral?The most common minerals on earthInformation for EducatorsMindat ArticlesThe ElementsThe Rock H. Currier Digital LibraryGeologic TimeExplore Fossils
Minerals by PropertiesMinerals by ChemistryMineral Visual ExplorerAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
Mining CompaniesStatisticsUsersMineral MuseumsClubs & OrganizationsMineral Shows & EventsThe Mindat DirectoryDevice SettingsThe Mineral QuizTime Machine
Photo SearchPhoto GalleriesSearch by ColorPhoto Colour ExplorerNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day GalleryPhotography

Nontronite from
Uranium deposit, Rudolfstein, Weißenstadt, Wunsiedel im Fichtelgebirge, Upper Franconia, Bavaria, Germany


Locality type:Deposit
Classification
Species:Nontronite
Formula:Na0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Nontronite data
Locality Data:Click here to view Uranium deposit, Rudolfstein, Weißenstadt, Wunsiedel im Fichtelgebirge, Upper Franconia, Bavaria, Germany
Data Identifiers
Mindat Occurrence Record ID:667206
Long-form Identifier:1:3:667206:5
GUID (UUID V4):0
Nearest other occurrences of Nontronite
5.5km (3.4 miles) ⓘFuchsbau quarry, Tröstauer Forst-West, Wunsiedel im Fichtelgebirge, Upper Franconia, Bavaria, Germany
5.6km (3.5 miles) ⓘStreuspitz, Weißenstadter Forst-Nord, Wunsiedel im Fichtelgebirge, Upper Franconia, Bavaria, Germany
7.2km (4.5 miles) ⓘReinersreuth quarry (Köhlerloh quarry), Reinersreuth, Sparneck, Hof District, Upper Franconia, Bavaria, Germany
24.0km (14.9 miles) ⓘGroßer Teichelberg (Teichelberg; Teichlberg), Pechbrunn, Tirschenreuth District, Upper Palatinate, Bavaria, Germany
27.1km (16.9 miles) ⓘBasalt works, Triebendorf, Wiesau, Tirschenreuth District, Upper Palatinate, Bavaria, Germany
33.8km (21.0 miles) ⓘPfaffenreuth, Leonberg, Tirschenreuth District, Upper Palatinate, Bavaria, Germany
39.6km (24.6 miles) ⓘLudwig-Vereinigt Feld Mine, Schönbrunn, Bösenbrunn, Vogtlandkreis, Saxony, Germany
42.9km (26.6 miles) ⓘTännig, Bad Lobenstein, Saale-Orla District, Thuringia, Germany
54.0km (33.6 miles) ⓘHenneberg Quarry, Weitisberga, Wurzbach, Saale-Orla District, Thuringia, Germany
62.9km (39.1 miles) ⓘHagendorf South Pegmatite, Hagendorf, Waidhaus, Neustadt an der Waldnaab District, Upper Palatinate, Bavaria, Germany
References
Hanneberg, A., Simon, P., Wolkersdorfer, C. (2009) Galmei und schöne Wulfenite: Der Blei-Zink-Bergbau rund um den Fernpaß in Tirol. Lapis, 34 (4). 21-31
Meier, S., Dünkel, B. (2010) Das Zinn- und Uranbergwerk am Rudolfstein bei Weißenstadt, Fichtelgebirge. Lapis: 35(2): 29-37; 54.
 
and/or  
Mindat.org® is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization. Mindat® and mindat.org® are registered trademarks of the Hudson Institute of Mineralogy.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2026, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters. Founded in 2000 by Jolyon Ralph and Ida Chau.
Content on this site may not be used to train, fine-tune, or otherwise develop artificial intelligence or machine learning models without prior written permission - see our Terms & Conditions.
To cite: Ralph, J., Von Bargen, D., Martynov, P., Zhang, J., Que, X., Prabhu, A., Morrison, S. M., Li, W., Chen, W., & Ma, X. (2025). Mindat.org: The open access mineralogy database to accelerate data-intensive geoscience research. American Mineralogist, 110(6), 833–844. doi:10.2138/am-2024-9486.
Privacy Policy - Terms & Conditions - Contact Us / DMCA issues - Report a bug/vulnerability Current server date and time: September 3, 2026 14:03:40
Go to top of page