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Cabeço da Mua Mine, Felgar, Torre de Moncorvo, Bragança District, Portugal

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Latitude & Longitude (WGS84): 41° 11' 40'' North , 6° 57' 21'' West
Latitude & Longitude (decimal): 41.19452,-6.95597
GeoHash:G#: ez743enz6
Locality type:Mine
Köppen climate type:Csb : Warm-summer Mediterranean climate
Name(s) in local language(s):Mina de Cabeço da Mua, Felgar, Torre de Moncorvo, Distrito de Bragança, Portugal


Fe mines. Closed in 1977.

Tipos: Ocorrências de Ferro - Ligadas a processos metamórficos - Estratiformes
Ocorrências de Ferro - Detríticas - Eluvionares e Aluvionares

Descrição: Depósito formado por bancadas de minério de ferrro interestratificadas em quartzitos, psamitos e xistos. Evento caledónico. Eluviões e coluviões (Quaternário).
Mineralizações Principais: Especularite, Martite
Morfologias: Aluvionar, Estratiforme
Rochas Encaixantes: Psamitos, Quartzitos, Xistos
Geologia Local: Sinclinal secundário do Cabeço da Mua onde domina a Formação Quartzítica.
Geologia Regional: Ordovícico (Arenigiano, Formação Quartzítica). Quaternário. Granito de duas micas tarditectónico.

Regions containing this locality

Iberian Peninsula

Peninsula - 1,535 mineral species & varietal names listed

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


17 valid minerals.

Detailed Mineral List:

Albite
Formula: Na(AlSi3O8)
Cacoxenite
Formula: Fe3+24AlO6(PO4)17(OH)12 · 75H2O
Reference: luigi chiappino specimen
Chalcosiderite
Formula: CuFe3+6(PO4)4(OH)8 · 4H2O
Colour: Green
Reference: Pedro Alves collection and analytical data.
Chamosite
Formula: (Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8
Reference: various correctly added photos
'Chlorite Group'
Fluorapatite
Formula: Ca5(PO4)3F
Goethite
Formula: α-Fe3+O(OH)
Reference: Pedro Alves collection.
Hematite
Formula: Fe2O3
Hematite var: Martite
Formula: Fe2O3
Kidwellite
Formula: NaFe3+9+x(PO4)6(OH)11 · 3H2O, x = 0.33
Reference: Pedro Alves collection
Lazulite
Formula: (Mg,Fe2+)Al2(PO4)2(OH)2
Magnetite
Formula: Fe2+Fe3+2O4
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Muscovite var: Sericite
Formula: KAl2(AlSi3O10)(OH)2
Pyrite
Formula: FeS2
Quartz
Formula: SiO2
Reference: various correctly added photos
Scorzalite
Formula: Fe2+Al2(PO4)2(OH)2
Strengite
Formula: FePO4 · 2H2O
Reference: various correctly added photos
Variscite
Formula: AlPO4 · 2H2O
Reference: Pedro Alves collection. Characterized by p-XRD
Wavellite
Formula: Al3(PO4)2(OH,F)3 · 5H2O
Reference: Pedro Alves

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Pyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
'Goethite'4.00.α-Fe3+O(OH)
'Hematite'4.CB.05Fe2O3
var: Martite4.CB.05Fe2O3
'Magnetite'4.BB.05Fe2+Fe3+2O4
Quartz4.DA.05SiO2
Group 8 - Phosphates, Arsenates and Vanadates
'Cacoxenite'8.DC.40Fe3+24AlO6(PO4)17(OH)12 · 75H2O
'Chalcosiderite'8.DD.15CuFe3+6(PO4)4(OH)8 · 4H2O
'Fluorapatite'8.BN.05Ca5(PO4)3F
'Kidwellite'8.DK.20NaFe3+9+x(PO4)6(OH)11 · 3H2O, x = 0.33
'Lazulite'8.BB.40(Mg,Fe2+)Al2(PO4)2(OH)2
Scorzalite8.BB.40Fe2+Al2(PO4)2(OH)2
Strengite8.CD.10FePO4 · 2H2O
Variscite8.CD.10AlPO4 · 2H2O
Wavellite8.DC.50Al3(PO4)2(OH,F)3 · 5H2O
Group 9 - Silicates
'Albite'9.FA.35Na(AlSi3O8)
'Chamosite'9.EC.55(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
var: Sericite9.EC.15KAl2(AlSi3O10)(OH)2
Unclassified Minerals, Rocks, etc.
'Chlorite Group'-

List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmBnXp, with (m+n):p = 1:2
Pyrite2.12.1.1FeS2
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 7 - MULTIPLE OXIDES
AB2X4
Magnetite7.2.2.3Fe2+Fe3+2O4
Group 40 - HYDRATED NORMAL PHOSPHATES,ARSENATES AND VANADATES
(AB)5(XO4)2·xH2O
Strengite40.4.1.2FePO4 · 2H2O
Variscite40.4.1.1AlPO4 · 2H2O
Group 41 - ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
A5(XO4)3Zq
Fluorapatite41.8.1.1Ca5(PO4)3F
(AB)3(XO4)2Zq
Lazulite41.10.1.1(Mg,Fe2+)Al2(PO4)2(OH)2
Scorzalite41.10.1.2Fe2+Al2(PO4)2(OH)2
Group 42 - HYDRATED PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
(AB)5(XO4)3Zq·xH2O
Kidwellite42.8.2.1NaFe3+9+x(PO4)6(OH)11 · 3H2O, x = 0.33
(AB)7(XO4)4Zq·xH2O
Chalcosiderite42.9.3.4CuFe3+6(PO4)4(OH)8 · 4H2O
A3(XO4)2Zq·xH2O
Wavellite42.10.2.1Al3(PO4)2(OH,F)3 · 5H2O
Miscellaneous
Cacoxenite42.13.5.1Fe3+24AlO6(PO4)17(OH)12 · 75H2O
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Muscovite71.2.2a.1KAl2(AlSi3O10)(OH)2
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
Group 76 - TECTOSILICATES Al-Si Framework
Al-Si Framework with Al-Si frameworks
Albite76.1.3.1Na(AlSi3O8)
Unclassified Minerals, Rocks, etc.
'Chlorite Group'-
Hematite
var: Martite
-Fe2O3
Muscovite
var: Sericite
-KAl2(AlSi3O10)(OH)2

List of minerals for each chemical element

HHydrogen
H CacoxeniteFe243+AlO6(PO4)17(OH)12 · 75H2O
H ChalcosideriteCuFe63+(PO4)4(OH)8 · 4H2O
H Chamosite(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8
H Goethiteα-Fe3+O(OH)
H KidwelliteNaFe3+9+x(PO4)6(OH)11 · 3H2O, x = 0.33
H Lazulite(Mg,Fe2+)Al2(PO4)2(OH)2
H MuscoviteKAl2(AlSi3O10)(OH)2
H ScorzaliteFe2+Al2(PO4)2(OH)2
H Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
H StrengiteFePO4 · 2H2O
H VarisciteAlPO4 · 2H2O
H WavelliteAl3(PO4)2(OH,F)3 · 5H2O
OOxygen
O AlbiteNa(AlSi3O8)
O CacoxeniteFe243+AlO6(PO4)17(OH)12 · 75H2O
O ChalcosideriteCuFe63+(PO4)4(OH)8 · 4H2O
O Chamosite(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8
O FluorapatiteCa5(PO4)3F
O Goethiteα-Fe3+O(OH)
O HematiteFe2O3
O KidwelliteNaFe3+9+x(PO4)6(OH)11 · 3H2O, x = 0.33
O Lazulite(Mg,Fe2+)Al2(PO4)2(OH)2
O MagnetiteFe2+Fe23+O4
O Hematite (var: Martite)Fe2O3
O MuscoviteKAl2(AlSi3O10)(OH)2
O QuartzSiO2
O ScorzaliteFe2+Al2(PO4)2(OH)2
O Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
O StrengiteFePO4 · 2H2O
O VarisciteAlPO4 · 2H2O
O WavelliteAl3(PO4)2(OH,F)3 · 5H2O
FFluorine
F FluorapatiteCa5(PO4)3F
NaSodium
Na AlbiteNa(AlSi3O8)
Na KidwelliteNaFe3+9+x(PO4)6(OH)11 · 3H2O, x = 0.33
MgMagnesium
Mg Chamosite(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8
Mg Lazulite(Mg,Fe2+)Al2(PO4)2(OH)2
AlAluminium
Al AlbiteNa(AlSi3O8)
Al CacoxeniteFe243+AlO6(PO4)17(OH)12 · 75H2O
Al Chamosite(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8
Al Lazulite(Mg,Fe2+)Al2(PO4)2(OH)2
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al ScorzaliteFe2+Al2(PO4)2(OH)2
Al Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
Al VarisciteAlPO4 · 2H2O
Al WavelliteAl3(PO4)2(OH,F)3 · 5H2O
SiSilicon
Si AlbiteNa(AlSi3O8)
Si Chamosite(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si QuartzSiO2
Si Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
PPhosphorus
P CacoxeniteFe243+AlO6(PO4)17(OH)12 · 75H2O
P ChalcosideriteCuFe63+(PO4)4(OH)8 · 4H2O
P FluorapatiteCa5(PO4)3F
P KidwelliteNaFe3+9+x(PO4)6(OH)11 · 3H2O, x = 0.33
P Lazulite(Mg,Fe2+)Al2(PO4)2(OH)2
P ScorzaliteFe2+Al2(PO4)2(OH)2
P StrengiteFePO4 · 2H2O
P VarisciteAlPO4 · 2H2O
P WavelliteAl3(PO4)2(OH,F)3 · 5H2O
SSulfur
S PyriteFeS2
KPotassium
K MuscoviteKAl2(AlSi3O10)(OH)2
K Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
CaCalcium
Ca FluorapatiteCa5(PO4)3F
FeIron
Fe CacoxeniteFe243+AlO6(PO4)17(OH)12 · 75H2O
Fe ChalcosideriteCuFe63+(PO4)4(OH)8 · 4H2O
Fe Chamosite(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8
Fe Goethiteα-Fe3+O(OH)
Fe HematiteFe2O3
Fe KidwelliteNaFe3+9+x(PO4)6(OH)11 · 3H2O, x = 0.33
Fe MagnetiteFe2+Fe23+O4
Fe Hematite (var: Martite)Fe2O3
Fe PyriteFeS2
Fe ScorzaliteFe2+Al2(PO4)2(OH)2
Fe StrengiteFePO4 · 2H2O
CuCopper
Cu ChalcosideriteCuFe63+(PO4)4(OH)8 · 4H2O

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: 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]

Ordovician
443.8 - 485.4 Ma



ID: 3131338
Ordovician quartzite

Age: Ordovician (443.8 - 485.4 Ma)

Description: low grade metamorphic

Lithology: Major:{quartzite}, Minor{shale/slate,carbonates, consolidated,meta-volcanic rock group}

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]

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


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