Vote for your favorite mineral in #MinCup26! - Hafnon vs. Putnisite
entice people to vote
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

Magnetite from
Polvenniitty, Mäntsälä, Uusimaa, Finland


Locality type:Quarry
Classification
Species:Magnetite
Formula:Fe2+Fe23+O4
Confirmation
Validity:Confirmed
Confirmation Methods:Inferred (explain how)
Data
Mineral Data:Click here to view Magnetite data
Locality Data:Click here to view Polvenniitty, Mäntsälä, Uusimaa, Finland
Data Identifiers
Mindat Occurrence Record ID:1315633
Long-form Identifier:1:3:1315633:6
GUID (UUID V4):0
Nearest other occurrences of Magnetite
20.5km (12.7 miles) Urponkallio, Hausjärvi, Kanta-Häme, Finland
39.2km (24.4 miles) Artjärvi, Orimattila, Päijänne Tavastia, Finland
43.9km (27.3 miles) Sillböle, Vantaa, Uusimaa, Finland
50.9km (31.6 miles) Kruunuvuorenranta, Laajasalo, Helsinki, Uusimaa, Finland
51.9km (32.2 miles) Korsvik-1 vein, Sarvlaxviken, Loviisa, Uusimaa, Finland
57.5km (35.7 miles) Perheniemi, Iitti, Kymenlaakso, Finland
61.9km (38.5 miles) Katuma, Hämeenlinna, Kanta-Häme, Finland
75.3km (46.8 miles) Rakokivenmäki pegmatite, Heinola, Päijänne Tavastia, Finland
78.4km (48.7 miles) Renkajärvi, Hattula, Kanta-Häme, Finland
82.4km (51.2 miles) Pahasaari, Kouvola, Kymenlaakso, Finland
References
 
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 9, 2026 00:07:10
Go to top of page