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Monte da Gandeira e Serra das Barreiras Brancas Mines, Rio de Onor, Bragança, Bragança, Portugali
Regional Level Types
Monte da Gandeira e Serra das Barreiras Brancas MinesGroup of Mines
Rio de Onor- not defined -
Bragança- not defined -
BragançaDistrict
PortugalCountry

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Name(s) in local language(s):Minas do Monte da Gandeira e Serra das Barreiras Brancas, Rio de Onor, Bragança, Distrito de Bragança, Portugal
Latitude & Longitude (WGS84): 41° 56' 34'' North , 6° 33' 29'' West
Latitude & Longitude (decimal): 41.94288,-6.55825
GeoHash:G#: ez7qdg2rj
Locality type:Group of Mines
Köppen climate type:Csb : Warm-summer Mediterranean climate


Contiguous Fe mining concessions:

No. 1482 Serra das Barreiras Brancas, registered on 14-03-1924
No. 1481 Serra das Barreiras Brancas no. 1, registered on 12-03-1924
No. 403 Monte da Gandeira, registered on 28-06-1906

Regions containing this locality

Iberian Peninsula

Peninsula - 1,601 mineral species & varietal names listed

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


5 valid minerals.

Detailed Mineral List:

Chamosite
Formula: (Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8
Reference: LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 1165Fe
Goethite
Formula: α-Fe3+O(OH)
Reference: LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 1165Fe
Hematite
Formula: Fe2O3
Reference: LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 1165Fe
'Limonite'
Formula: (Fe,O,OH,H2O)
Reference: LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 1165Fe
Quartz
Formula: SiO2
Reference: LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 1165Fe
Siderite
Formula: FeCO3
Reference: LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 1165Fe

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
'Goethite'4.00.α-Fe3+O(OH)
'Hematite'4.CB.05Fe2O3
'Quartz'4.DA.05SiO2
Group 5 - Nitrates and Carbonates
'Siderite'5.AB.05FeCO3
Group 9 - Silicates
'Chamosite'9.EC.55(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8
Unclassified Minerals, Rocks, etc.
'Limonite'-(Fe,O,OH,H2O)

List of minerals arranged by Dana 8th Edition classification

Group 4 - SIMPLE OXIDES
A2X3
Hematite4.3.1.2Fe2O3
Group 6 - HYDROXIDES AND OXIDES CONTAINING HYDROXYL
XO(OH)
Goethite6.1.1.2α-Fe3+O(OH)
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Siderite14.1.1.3FeCO3
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings interlayered 1:1, 2:1, and octahedra
Chamosite71.4.1.7(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Unclassified Minerals, Rocks, etc.
'Limonite'-(Fe,O,OH,H2O)

List of minerals for each chemical element

HHydrogen
H Chamosite(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8
H Goethiteα-Fe3+O(OH)
H Limonite(Fe,O,OH,H2O)
CCarbon
C SideriteFeCO3
OOxygen
O Chamosite(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8
O Goethiteα-Fe3+O(OH)
O HematiteFe2O3
O Limonite(Fe,O,OH,H2O)
O QuartzSiO2
O SideriteFeCO3
MgMagnesium
Mg Chamosite(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8
AlAluminium
Al Chamosite(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8
SiSilicon
Si Chamosite(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8
Si QuartzSiO2
FeIron
Fe Chamosite(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8
Fe Goethiteα-Fe3+O(OH)
Fe HematiteFe2O3
Fe Limonite(Fe,O,OH,H2O)
Fe SideriteFeCO3

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Ordovician
443.8 - 485.4 Ma



ID: 3130657
Ordovician quartzite

Age: Ordovician (443.8 - 485.4 Ma)

Description: undifferentiated metamorphic

Lithology: Major:{quartzite}, Minor{shale/slate,greenschist,conglomerate}

Reference: Asch, K. The 1:5M International Geological Map of Europe and Adjacent Areas: Development and Implementation of a GIS-enabled Concept. Geologisches Jahrbuch, SA 3. [147]

Ordovician
443.8 - 485.4 Ma



ID: 3185519
Paleozoic sedimentary rocks

Age: Ordovician (443.8 - 485.4 Ma)

Comments: Cantabrian Orogen

Lithology: Sedimentary rocks

Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License


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