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Ribeira da Freixeda Mine, Trindade, Vila Flor, Bragança, Portugali
Regional Level Types
Ribeira da Freixeda MineMine
Trindade- not defined -
Vila Flor- not defined -
BragançaDistrict
PortugalCountry

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Name(s) in local language(s):Mina da Ribeira da Freixeda, Trindade, Vila Flor, Distrito de Bragança, Portugal
Latitude & Longitude (WGS84): 41° 24' 5'' North , 7° 6' 8'' West
Latitude & Longitude (decimal): 41.40166,-7.10232
GeoHash:G#: ez6gw2uq0
Locality type:Mine
Köppen climate type:Csb : Warm-summer Mediterranean climate


Au-Ag-As mine.

Mining concession no. 2371 Ribeira da Freixeda no. 5 (Au-Ag-As), registered on 01-08-1949.

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


6 valid minerals.

Detailed Mineral List:

Arsenopyrite
Formula: FeAsS
Reference: LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 1440AuAg
Autunite
Formula: Ca(UO2)2(PO4)2 · 11H2O
Reference: LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 1440AuAg
Gold
Formula: Au
Reference: LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 1440AuAg
'Mica Group'
Reference: LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 1440AuAg
Pyrite
Formula: FeS2
Reference: LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 1440AuAg
Quartz
Formula: SiO2
Reference: LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 1440AuAg
Silver
Formula: Ag
Reference: LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 1440AuAg

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
'Gold'1.AA.05Au
'Silver'1.AA.05Ag
Group 2 - Sulphides and Sulfosalts
'Arsenopyrite'2.EB.20FeAsS
'Pyrite'2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
'Quartz'4.DA.05SiO2
Group 8 - Phosphates, Arsenates and Vanadates
'Autunite'8.EB.05Ca(UO2)2(PO4)2 · 11H2O
Unclassified Minerals, Rocks, etc.
'Mica Group'-

List of minerals arranged by Dana 8th Edition classification

Group 1 - NATIVE ELEMENTS AND ALLOYS
Metals, other than the Platinum Group
Gold1.1.1.1Au
Silver1.1.1.2Ag
Group 2 - SULFIDES
AmBnXp, with (m+n):p = 1:2
Arsenopyrite2.12.4.1FeAsS
Pyrite2.12.1.1FeS2
Group 40 - HYDRATED NORMAL PHOSPHATES,ARSENATES AND VANADATES
AB2(XO4)2·xH2O, containing (UO2)2+
Autunite40.2a.1.1Ca(UO2)2(PO4)2 · 11H2O
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Unclassified Minerals, Rocks, etc.
'Mica Group'-

List of minerals for each chemical element

HHydrogen
H AutuniteCa(UO2)2(PO4)2 · 11H2O
OOxygen
O AutuniteCa(UO2)2(PO4)2 · 11H2O
O QuartzSiO2
SiSilicon
Si QuartzSiO2
PPhosphorus
P AutuniteCa(UO2)2(PO4)2 · 11H2O
SSulfur
S ArsenopyriteFeAsS
S PyriteFeS2
CaCalcium
Ca AutuniteCa(UO2)2(PO4)2 · 11H2O
FeIron
Fe ArsenopyriteFeAsS
Fe PyriteFeS2
AsArsenic
As ArsenopyriteFeAsS
AgSilver
Ag SilverAg
AuGold
Au GoldAu
UUranium
U AutuniteCa(UO2)2(PO4)2 · 11H2O

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

Early Devonian - Ordovician
393.3 - 485.4 Ma



ID: 3130370
Ordovician quartzite

Age: Paleozoic (393.3 - 485.4 Ma)

Description: low grade metamorphic

Lithology: Major:{quartzite}, Minor{phyllite,shale/slate,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]

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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