Vote for your favorite mineral in #MinCup26! - Cuprite vs. Orpiment
It's a fiery match of vibrant red Cuprite and just as saturated orange Orpiment battle for 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

Cassiterite from
Portelas Mine, Agrochão, Vinhais, Bragança, Portugal


Locality type:Mine
Classification
Species:Cassiterite
Formula:SnO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Cassiterite data
Locality Data:Click here to view Portelas Mine, Agrochão, Vinhais, Bragança, Portugal
Data Identifiers
Mindat Occurrence Record ID:910464
Long-form Identifier:1:3:910464:8
GUID (UUID V4):0
Nearest other occurrences of Cassiterite
19.6km (12.2 miles) ⓘCarvalhas e Monte das Fragas Mine, Travancas e Roriz, Chaves, Vila Real, Portugal
22.3km (13.9 miles) ⓘAlto do Sarilho Mine, Rebordelo, Vinhais, Bragança, Portugal
22.3km (13.9 miles) ⓘTrigueiriça Mines, Rebordelo, Vinhais, Bragança, Portugal
24.6km (15.3 miles) ⓘValtreixal mine, Espinhosela, Bragança, Bragança, Portugal
26.2km (16.3 miles) ⓘErvedosa Mine (Tuela Mine), Ervedosa, Vinhais, Bragança, Portugal
27.5km (17.1 miles) ⓘPenouta mines, Viana do Bolo, Ourense, Galicia, Spain
31.6km (19.7 miles) ⓘMonte Agrochão Mines, Agrochão, Vinhais, Bragança, Portugal
31.7km (19.7 miles) ⓘVale da Formiga Mine, França, Bragança, Bragança, Portugal
32.5km (20.2 miles) ⓘPortelo Mine, França, Bragança, Bragança, Portugal
32.5km (20.2 miles) ⓘCalabor mines, Calabor, Pedralba de la Praderia, Zamora, Castile and Leon, Spain
References
LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 113Sn
 
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 5, 2026 11:14:49
Go to top of page