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

Chlorite Group from
Barral, Vila Chã (São João Baptista e Santiago), Ponte da Barca, Viana do Castelo, Portugal


Classification
Species:'Chlorite Group' (not an IMA approved species)
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Data
Mineral Data:Click here to view Chlorite Group data
Locality Data:Click here to view Barral, Vila Chã (São João Baptista e Santiago), Ponte da Barca, Viana do Castelo, Portugal
Data Identifiers
Mindat Occurrence Record ID:728905
Long-form Identifier:1:3:728905:7
GUID (UUID V4):0
Nearest other occurrences of Chlorite Group
1.4km (0.9 miles) ⓘSeixo Branco No. 2 Mine, Vila Chã (São João Baptista e Santiago), Ponte da Barca, Viana do Castelo, Portugal
24.8km (15.4 miles) ⓘCarris Mines, Cabril, Montalegre, Vila Real, Portugal
28.4km (17.6 miles) ⓘTaião quarry, Gandra e Taião, Valença do Minho, Viana do Castelo, Portugal
30.0km (18.6 miles) ⓘLara quarry, Lara, Monção, Viana do Castelo, Portugal
31.0km (19.3 miles) ⓘValdarcas Mine, Covas, Vila Nova de Cerveira, Viana do Castelo, Portugal
31.6km (19.7 miles) ⓘFraga Mine, Covas, Vila Nova de Cerveira, Viana do Castelo, Portugal
31.8km (19.8 miles) ⓘEiras quarry, Gondomil e Safins, Valença do Minho, Viana do Castelo, Portugal
32.2km (20.0 miles) ⓘFervença Mine, Covas, Vila Nova de Cerveira, Viana do Castelo, Portugal
34.2km (21.2 miles) ⓘBorralha Mines, Salto, Montalegre, Vila Real, Portugal
42.8km (26.6 miles) ⓘA Franqueira, A Cañiza, Pontevedra, Galicia, Spain
References
Alves, Pedro (n.d.) Personal communication.
 
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 00:01:19
Go to top of page