Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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

Pyrite from
Casayo mines (Casaio mines; Valborraz mines), Carballeda de Valdeorras, Valdeorras, Ourense, Galicia, Spain


Locality type:Mine
Classification
Species:Pyrite
Formula:FeS2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Pyrite data
Locality Data:Click here to view Casayo mines (Casaio mines; Valborraz mines), Carballeda de Valdeorras, Valdeorras, Ourense, Galicia, Spain
Data Identifiers
Mindat Occurrence Record ID:693643
Long-form Identifier:1:3:693643:3
GUID (UUID V4):0
Nearest other occurrences of Pyrite
4.2km (2.6 miles) ⓘTres Amigos mine, Carballeda de Valdeorras, Valdeorras, Ourense, Galicia, Spain
23.7km (14.7 miles) ⓘPenouta mines, Viana do Bolo, Ourense, Galicia, Spain
29.9km (18.6 miles) ⓘVirgen de la Encina Mine, Salas de los Barrios, Ponferrada, El Bierzo, León, Castile and Leon, Spain
38.3km (23.8 miles) ⓘCoto Vivaldi mine, Congosto, El Bierzo, León, Castile and Leon, Spain
39.5km (24.5 miles) ⓘVale da Formiga Mine, França, Bragança, Bragança, Portugal
40.3km (25.1 miles) ⓘPortelo Mine, França, Bragança, Bragança, Portugal
41.5km (25.8 miles) ⓘPortas del Sil Au deposit, Ribas de Sil, Quiroga, Lugo, Galicia, Spain
43.1km (26.8 miles) ⓘFrança Mines, França, Bragança, Bragança, Portugal
46.2km (28.7 miles) ⓘAlto da Caroceira Mine, Aveleda e Rio de Onor, Bragança, Bragança, Portugal
47.7km (29.7 miles) ⓘLa Campa mine, Santa Eufemia, Folgoso do Courel, Quiroga, Lugo, Galicia, Spain
References
Calvo Rebollar, Miguel. (2009). Minerales y Minas de España. Vol. IV. Óxidos e hidróxidos. Escuela Técnica Superior de Ingenieros de Minas de Madrid. Fundación Gómez Pardo. 751 págs.
Borrajo, Iñigo; Tornos, Fernando; Stein, Holly; Hanchar, John M. (2024) Geochronology and decoupling controls of Sn-(Ta-Li) and W-(Sn) mineralization in the Iberian Variscan Massif, Spain and Portugal. Ore Geology Reviews, 173. 106253 doi:10.1016/j.oregeorev.2024.106253
 
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 6, 2026 03:35:31
Go to top of page