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

Biotite from
Meitschenhof, Pregarten, Freistadt District, Upper Austria, Austria


Classification
Species:'Biotite' (not an IMA approved species)
Formula:K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Biotite data
Locality Data:Click here to view Meitschenhof, Pregarten, Freistadt District, Upper Austria, Austria
Data Identifiers
Mindat Occurrence Record ID:705177
Long-form Identifier:1:3:705177:7
GUID (UUID V4):0
Nearest other occurrences of Biotite
12.6km (7.8 miles) ⓘLuftenberg quarries (Steininger quarry), Luftenberg an der Donau, Perg District, Upper Austria, Austria
13.5km (8.4 miles) ⓘLest, Kefermarkt, Freistadt District, Upper Austria, Austria
25.8km (16.0 miles) ⓘDürnberg, Ottensheim, Urfahr-Umgebung District, Upper Austria, Austria
38.1km (23.7 miles) ⓘ"In der Gleisen" quarry (Yspertal; Ispertal; Unterfell), Sankt Oswald, Melk District, Lower Austria, Austria
40.2km (25.0 miles) ⓘHäuslern, Groß-Gerungs, Zwettl District, Lower Austria, Austria
42.1km (26.2 miles) ⓘSteinhaus quarry (Maria-Luise quarry), Kleinzell im Mühlkreis, Rohrbach District, Upper Austria, Austria
44.2km (27.5 miles) ⓘLoja, Persenbeug-Gottsdorf, Melk District, Lower Austria, Austria
45.1km (28.1 miles) ⓘMoravice, Frymburk, Český Krumlov District, South Bohemian Region, Czech Republic
50.8km (31.5 miles) ⓘBlansky´les granulite massif, Světlík, Český Krumlov District, South Bohemian Region, Czech Republic
53.7km (33.4 miles) ⓘGneiss quarry, Ebersdorf, Klein-Pöchlarn, Melk District, Lower Austria, Austria
References
Arthofer, P. (2005): Zinnsteinführende Pegmatite aus Meitschenhof bei Pregarten, Bezirk Freistadt, Oberösterreich. OÖ. Geonachrichten 20, 10-22.
 
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 15:45:39
Go to top of page