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.
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Sete Casais e Formiga Mine, Ermesinde, Valongo, Porto, Portugali
Regional Level Types
Sete Casais e Formiga MineMine
ErmesindeCivil Parish
ValongoMunicipality
PortoDistrict
PortugalCountry

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Latitude & Longitude (WGS84):
41° 12' 23'' North , 8° 31' 50'' West
Latitude & Longitude (decimal):
41.20659,-8.53074
GeoHash:
G#: ez3fmvkjg
GRN:
N28W05
Type:
Mine
Köppen climate type:
Csb : Warm-summer Mediterranean climate
Nearest Settlements:
PlacePopulationDistance
Baguim do Monte15,850 (2018)1.8km
Ermesinde39,420 (2018)2.2km
Valongo21,328 (2018)3.3km
Alfena15,211 (2018)3.4km
Águas Santas27,686 (2018)3.8km
Mindat Locality ID:
264032
Long-form identifier:
mindat:1:2:264032:0
GUID (UUID V4):
0
Name(s) in local language(s):
Mina de Sete Casais e Formiga, Ermesinde, Valongo, Distrito do Porto, Portugal


Coal (anthracite) mine.

Mining concessions:
2163 Formiga (anthracite), registered on 02-04-1946
1382 Montado do Vilar (anthracite), registered on 27-06-1923

List of minerals for each chemical element

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.

References

LNEG/Siorminp id 501Carvão
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