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

Unnamed pegmatite quarry, Maçainhas, Belmonte, Castelo Branco, Portugali
Regional Level Types
Unnamed pegmatite quarryQuarry
MaçainhasParish
BelmonteMunicipality
Castelo BrancoDistrict
PortugalCountry

This page is currently not sponsored. Click here to sponsor this page.
PhotosMapsSearch
05177270017272353681478.jpg
view of the mine entrance

Unnamed pegmatite quarry, Maçainhas, Belmonte, Castelo Branco, Portugal
00202080017272256804416.jpg
Empty pockets

Unnamed pegmatite quarry, Maçainhas, Belmonte, Castelo Branco, Portugal
03108760017272330335969.jpg
Growed together quarry

Unnamed pegmatite quarry, Maçainhas, Belmonte, Castelo Branco, Portugal
05177270017272353681478.jpg
view of the mine entrance

Unnamed pegmatite quarry, Maçainhas, Belmonte, Castelo Branco, Portugal
00202080017272256804416.jpg
Empty pockets

Unnamed pegmatite quarry, Maçainhas, Belmonte, Castelo Branco, Portugal
03108760017272330335969.jpg
Growed together quarry

Unnamed pegmatite quarry, Maçainhas, Belmonte, Castelo Branco, Portugal
05177270017272353681478.jpg
view of the mine entrance

Unnamed pegmatite quarry, Maçainhas, Belmonte, Castelo Branco, Portugal
00202080017272256804416.jpg
Empty pockets

Unnamed pegmatite quarry, Maçainhas, Belmonte, Castelo Branco, Portugal
Latitude & Longitude (WGS84):
40° 23' 29'' North , 7° 17' 7'' West
Latitude & Longitude (decimal):
40.39160,-7.28532
GRN:
N27W05
Type:
Quarry
Köppen climate type:
Csa : Hot-summer Mediterranean climate
Nearest Settlements:
PlacePopulationDistance
Famalicão615 (2018)9.7km
Guarda32,111 (2013)16.3km
Teixoso4,703 (2018)16.9km
Sequeira28,502 (2018)18.7km
Manteigas3,900 (2014)21.6km
Mindat Locality ID:
299951
Long-form identifier:
mindat:1:2:299951:0
GUID (UUID V4):
0
Name(s) in local language(s):
Maçainhas, Belmonte, Distrito de Castelo Branco, Portugal


Located near by the railway underbridge east of the village Macainhas, last working action in 2005, now growed together with a lot of shrubbery.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


3 valid minerals.

Detailed Mineral List:

ⓘ Albite
Formula: Na(AlSi3O8)
ⓘ 'Columbite-(Fe)-Columbite-(Mn) Series'
ⓘ 'Feldspar Group'
ⓘ 'Mica Group'
ⓘ Muscovite
Formula: KAl2(AlSi3O10)(OH)2
ⓘ Quartz
Formula: SiO2

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
ⓘQuartz4.DA.05SiO2
Group 9 - Silicates
ⓘMuscovite9.EC.15KAl2(AlSi3O10)(OH)2
ⓘAlbite9.FA.35Na(AlSi3O8)
Unclassified
ⓘ'Feldspar Group'-
ⓘ'Mica Group'-
ⓘ'Columbite-(Fe)-Columbite-(Mn) Series'-

List of minerals for each chemical element

HHydrogen
Hⓘ MuscoviteKAl2(AlSi3O10)(OH)2
OOxygen
Oⓘ AlbiteNa(AlSi3O8)
Oⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Oⓘ QuartzSiO2
Oⓘ Columbite-(Fe)-Columbite-(Mn) Series
NaSodium
Naⓘ AlbiteNa(AlSi3O8)
AlAluminium
Alⓘ AlbiteNa(AlSi3O8)
Alⓘ MuscoviteKAl2(AlSi3O10)(OH)2
SiSilicon
Siⓘ AlbiteNa(AlSi3O8)
Siⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Siⓘ QuartzSiO2
KPotassium
Kⓘ MuscoviteKAl2(AlSi3O10)(OH)2
MnManganese
Mnⓘ Columbite-(Fe)-Columbite-(Mn) Series
FeIron
Feⓘ Columbite-(Fe)-Columbite-(Mn) Series
NbNiobium
Nbⓘ Columbite-(Fe)-Columbite-(Mn) Series

Other Regions, Features and Areas containing this locality

Eurasian PlateTectonic Plate
EuropeContinent
Iberian PeninsulaPeninsula

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.
Quick NavTopMineral ListOther Regions
 
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 09:47:59 Page updated: December 17, 2025 15:59:30
Go to top of page