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Cerro do Seixo Branco Mine, São Luís, Odemira, Beja, Portugali
Regional Level Types
Cerro do Seixo Branco MineMine (Abandoned)
São LuísCivil Parish
OdemiraMunicipality
BejaDistrict
PortugalCountry

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Latitude & Longitude (WGS84):
37° 41' 6'' North , 8° 40' 9'' West
Latitude & Longitude (decimal):
Type:
Mine (Abandoned) - last checked 2024
Nearest Settlements:
PlacePopulationDistance
São Luis1,006 (2018)3.4km
Odemira5,830 (2018)10.0km
Vila Nova de Milfontes4,393 (2012)10.9km
Almograve1,356 (2018)11.3km
Boavista dos Pinheiros1,633 (2018)11.6km
Mindat Locality ID:
263348
Long-form identifier:
mindat:1:2:263348:3
GUID (UUID V4):
0
Name(s) in local language(s):
Cerro do Seixo Branco, São Luís, Odemira, Distrito de Beja, Portugal


Quartz vein with Fe-Mn oxides.
Mining concession no. 151 Herdade da Ataboeira e Cerro do Seixo Branco (registered on 10-11-1882).



Geologia da ocorrência:
Tipos: ocorrências ferro manganesíferas, disseminadas e filonianas ligadas a distintas formações vulcano-sedimentares.
Génese: epigenética, vulcânica e supergénica.
Descrição geológica: filão de quartzo e óxido de ferro e manganês do Seixo Branco, orientado N55º a 60ºE e 55ºSE, com mais de 1200 m de comprimento e possança entre 3 e 6 m (útil média de 1,80 m). Filão paralelo e com idêntica constituição mineralógica, mas pouco extenso e pouco possante, ocorrente na Ataboeira.
Geologia local: complexo vulcano-silicioso de Cercal.
Geologia regional: devónico, sector Cercal-Odemira.
Mineralizações principais: hematite (oligisto), limonite, pirolusite.
Mineralizações secundárias: polianite.
Distribuições: maciça.
Morfologias: filão.
Gangas: quartzo.
Rochas encaixantes: tufos, xistos.
Concessões: 151.
LNEG cod. 1162FeMn.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


3 valid minerals.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
ⓘHematite4.CB.05Fe2O3
ⓘQuartz4.DA.05SiO2
ⓘPyrolusite4.DB.05Mn4+O2
ⓘvar. Polianite4.DB.05morphological variety
Unclassified
ⓘ'Limonite'-

List of minerals for each chemical element

OOxygen
Oⓘ HematiteFe2O3
Oⓘ PyrolusiteMn4+O2
Oⓘ QuartzSiO2
SiSilicon
Siⓘ QuartzSiO2
MnManganese
Mnⓘ PyrolusiteMn4+O2
FeIron
Feⓘ HematiteFe2O3

Other Regions, Features and Areas containing this locality

Eurasian PlateTectonic Plate
EuropeContinent

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