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LGV construction site (railroad), Le Pertre, Ille-et-Vilaine, Brittany, France

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Name(s) in local language(s):chantier de la Ligne à Grande Vitesse, Le Pertre, Ille-et-Vilaine, Bretagne, France
Latitude & Longitude (WGS84): 48° 0' 51'' North , 1° 1' 13'' West
Latitude & Longitude (decimal): 48.01433,-1.02048
GeoHash:G#: gbx30u8zt
Locality type:Construction Site (Closed) - last checked 2017
Köppen climate type:Cfb : Temperate oceanic climate


3 km south of the town of Le Pertre, the LGV construction site revealed numerous mineralized faults containing fluorite, barite and other minerals.

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


21 valid minerals.

Detailed Mineral List:

Albite
Formula: Na(AlSi3O8)
Reference: BRUNET, J. (2016) - Minéralogie du Massif du Pertre, Ille-et-Vilaine. Le Règne Minéral, 127, 5-18.
Almandine
Formula: Fe2+3Al2(SiO4)3
Reference: BRUNET, J. (2016) - Minéralogie du Massif du Pertre, Ille-et-Vilaine. Le Règne Minéral, 127, 5-18.
Arsenopyrite
Formula: FeAsS
Reference: Guillaume Baudry collection - visually identified by Pascal Chollet
Autunite
Formula: Ca(UO2)2(PO4)2 · 11H2O
Reference: BRUNET, J. (2016) - Minéralogie du Massif du Pertre, Ille-et-Vilaine. Le Règne Minéral, 127, 5-18.
Baryte
Formula: BaSO4
Reference: BRUNET, J. (2016) - Minéralogie du Massif du Pertre, Ille-et-Vilaine. Le Règne Minéral, 127, 5-18.
Cerussite
Formula: PbCO3
Reference: BRUNET, J. (2016) - Minéralogie du Massif du Pertre, Ille-et-Vilaine. Le Règne Minéral, 127, 5-18.
Fluorapatite
Formula: Ca5(PO4)3F
Reference: BRUNET, J. (2016) - Minéralogie du Massif du Pertre, Ille-et-Vilaine. Le Règne Minéral, 127, 5-18.
Fluorite
Formula: CaF2
Reference: BRUNET, J. (2016) - Minéralogie du Massif du Pertre, Ille-et-Vilaine. Le Règne Minéral, 127, 5-18.
Galena
Formula: PbS
Reference: BRUNET, J. (2016) - Minéralogie du Massif du Pertre, Ille-et-Vilaine. Le Règne Minéral, 127, 5-18.
Goethite
Formula: α-Fe3+O(OH)
Reference: BRUNET, J. (2016) - Minéralogie du Massif du Pertre, Ille-et-Vilaine. Le Règne Minéral, 127, 5-18.
Gypsum
Formula: CaSO4 · 2H2O
Reference: BRUNET, J. (2016) - Minéralogie du Massif du Pertre, Ille-et-Vilaine. Le Règne Minéral, 127, 5-18.
Marcasite
Formula: FeS2
Reference: BRUNET, J. (2016) - Minéralogie du Massif du Pertre, Ille-et-Vilaine. Le Règne Minéral, 127, 5-18.
Molybdenite
Formula: MoS2
Reference: BRUNET, J. (2016) - Minéralogie du Massif du Pertre, Ille-et-Vilaine. Le Règne Minéral, 127, 5-18.
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Reference: BRUNET, J. (2016) - Minéralogie du Massif du Pertre, Ille-et-Vilaine. Le Règne Minéral, 127, 5-18.
Opal
Formula: SiO2 · nH2O
Reference: BRUNET, J. (2016) - Minéralogie du Massif du Pertre, Ille-et-Vilaine. Le Règne Minéral, 127, 5-18.
Opal var: Opal-CT
Formula: SiO2 · nH2O
Reference: BRUNET, J. (2016) - Minéralogie du Massif du Pertre, Ille-et-Vilaine. Le Règne Minéral, 127, 5-18.
Orthoclase
Formula: K(AlSi3O8)
Reference: BRUNET, J. (2016) - Minéralogie du Massif du Pertre, Ille-et-Vilaine. Le Règne Minéral, 127, 5-18.
Pyrite
Formula: FeS2
Reference: BRUNET, J. (2016) - Minéralogie du Massif du Pertre, Ille-et-Vilaine. Le Règne Minéral, 127, 5-18.
Quartz
Formula: SiO2
Reference: BRUNET, J. (2016) - Minéralogie du Massif du Pertre, Ille-et-Vilaine. Le Règne Minéral, 127, 5-18.
Schorl
Formula: Na(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH)
Reference: BRUNET, J. (2016) - Minéralogie du Massif du Pertre, Ille-et-Vilaine. Le Règne Minéral, 127, 5-18.
Siderite
Formula: FeCO3
Reference: BRUNET, J. (2016) - Minéralogie du Massif du Pertre, Ille-et-Vilaine. Le Règne Minéral, 127, 5-18.
Sphalerite
Formula: ZnS
Reference: BRUNET, J. (2016) - Minéralogie du Massif du Pertre, Ille-et-Vilaine. Le Règne Minéral, 127, 5-18.

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
'Arsenopyrite'2.EB.20FeAsS
'Galena'2.CD.10PbS
'Marcasite'2.EB.10aFeS2
'Molybdenite'2.EA.30MoS2
Pyrite2.EB.05aFeS2
Sphalerite2.CB.05aZnS
Group 3 - Halides
'Fluorite'3.AB.25CaF2
Group 4 - Oxides and Hydroxides
'Goethite'4.00.α-Fe3+O(OH)
'Opal'4.DA.10SiO2 · nH2O
var: Opal-CT4.DA.10SiO2 · nH2O
Quartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
'Cerussite'5.AB.15PbCO3
Siderite5.AB.05FeCO3
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
'Baryte'7.AD.35BaSO4
'Gypsum'7.CD.40CaSO4 · 2H2O
Group 8 - Phosphates, Arsenates and Vanadates
'Autunite'8.EB.05Ca(UO2)2(PO4)2 · 11H2O
'Fluorapatite'8.BN.05Ca5(PO4)3F
Group 9 - Silicates
'Albite'9.FA.35Na(AlSi3O8)
'Almandine'9.AD.25Fe2+3Al2(SiO4)3
'Muscovite'9.EC.15KAl2(AlSi3O10)(OH)2
Orthoclase9.FA.30K(AlSi3O8)
Schorl9.CK.05Na(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH)

List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmXp, with m:p = 1:1
Galena2.8.1.1PbS
Sphalerite2.8.2.1ZnS
AmBnXp, with (m+n):p = 1:2
Arsenopyrite2.12.4.1FeAsS
Marcasite2.12.2.1FeS2
Molybdenite2.12.10.1MoS2
Pyrite2.12.1.1FeS2
Group 6 - HYDROXIDES AND OXIDES CONTAINING HYDROXYL
XO(OH)
Goethite6.1.1.2α-Fe3+O(OH)
Group 9 - NORMAL HALIDES
AX2
Fluorite9.2.1.1CaF2
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Cerussite14.1.3.4PbCO3
Siderite14.1.1.3FeCO3
Group 28 - ANHYDROUS ACID AND NORMAL SULFATES
AXO4
Baryte28.3.1.1BaSO4
Group 29 - HYDRATED ACID AND NORMAL SULFATES
AXO4·xH2O
Gypsum29.6.3.1CaSO4 · 2H2O
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 41 - ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
A5(XO4)3Zq
Fluorapatite41.8.1.1Ca5(PO4)3F
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in [6] and >[6] coordination
Almandine51.4.3a.2Fe2+3Al2(SiO4)3
Group 61 - CYCLOSILICATES Six-Membered Rings
Six-Membered Rings with borate groups
Schorl61.3.1.10Na(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH)
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Muscovite71.2.2a.1KAl2(AlSi3O10)(OH)2
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Si Tetrahedral Frameworks - SiO2 with H2O and organics
Opal75.2.1.1SiO2 · nH2O
Group 76 - TECTOSILICATES Al-Si Framework
Al-Si Framework with Al-Si frameworks
Albite76.1.3.1Na(AlSi3O8)
Orthoclase76.1.1.1K(AlSi3O8)
Unclassified Minerals, Rocks, etc.
Opal
var: Opal-CT
-SiO2 · nH2O

List of minerals for each chemical element

HHydrogen
H AutuniteCa(UO2)2(PO4)2 · 11H2O
H Goethiteα-Fe3+O(OH)
H GypsumCaSO4 · 2H2O
H MuscoviteKAl2(AlSi3O10)(OH)2
H OpalSiO2 · nH2O
H Opal (var: Opal-CT)SiO2 · nH2O
H SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
BBoron
B SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
CCarbon
C CerussitePbCO3
C SideriteFeCO3
OOxygen
O AlbiteNa(AlSi3O8)
O AlmandineFe32+Al2(SiO4)3
O AutuniteCa(UO2)2(PO4)2 · 11H2O
O BaryteBaSO4
O CerussitePbCO3
O FluorapatiteCa5(PO4)3F
O Goethiteα-Fe3+O(OH)
O GypsumCaSO4 · 2H2O
O MuscoviteKAl2(AlSi3O10)(OH)2
O OpalSiO2 · nH2O
O Opal (var: Opal-CT)SiO2 · nH2O
O OrthoclaseK(AlSi3O8)
O QuartzSiO2
O SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
O SideriteFeCO3
FFluorine
F FluorapatiteCa5(PO4)3F
F FluoriteCaF2
NaSodium
Na AlbiteNa(AlSi3O8)
Na SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
AlAluminium
Al AlbiteNa(AlSi3O8)
Al AlmandineFe32+Al2(SiO4)3
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al OrthoclaseK(AlSi3O8)
Al SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
SiSilicon
Si AlbiteNa(AlSi3O8)
Si AlmandineFe32+Al2(SiO4)3
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si OpalSiO2 · nH2O
Si Opal (var: Opal-CT)SiO2 · nH2O
Si OrthoclaseK(AlSi3O8)
Si QuartzSiO2
Si SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
PPhosphorus
P AutuniteCa(UO2)2(PO4)2 · 11H2O
P FluorapatiteCa5(PO4)3F
SSulfur
S ArsenopyriteFeAsS
S BaryteBaSO4
S GalenaPbS
S GypsumCaSO4 · 2H2O
S MarcasiteFeS2
S MolybdeniteMoS2
S PyriteFeS2
S SphaleriteZnS
KPotassium
K MuscoviteKAl2(AlSi3O10)(OH)2
K OrthoclaseK(AlSi3O8)
CaCalcium
Ca AutuniteCa(UO2)2(PO4)2 · 11H2O
Ca FluorapatiteCa5(PO4)3F
Ca FluoriteCaF2
Ca GypsumCaSO4 · 2H2O
FeIron
Fe AlmandineFe32+Al2(SiO4)3
Fe ArsenopyriteFeAsS
Fe Goethiteα-Fe3+O(OH)
Fe MarcasiteFeS2
Fe PyriteFeS2
Fe SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
Fe SideriteFeCO3
ZnZinc
Zn SphaleriteZnS
AsArsenic
As ArsenopyriteFeAsS
MoMolybdenum
Mo MolybdeniteMoS2
BaBarium
Ba BaryteBaSO4
PbLead
Pb CerussitePbCO3
Pb GalenaPbS
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

Late Carboniferous
298.9 - 323.2 Ma



ID: 3147544
peraluminous syn orogenic plutonism

Age: Pennsylvanian (298.9 - 323.2 Ma)

Lithology: Granite

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]

Cambrian - Neoproterozoic
485.4 - 1000 Ma



ID: 3192604
Precambrian-Phanerozoic sedimentary rocks

Age: Neoproterozoic to Cambrian (485.4 - 1000 Ma)

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

References

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Year (asc) Year (desc) Author (A-Z) Author (Z-A)
BRUNET, J. (2016) - Minéralogie du Massif du Pertre, Ille-et-Vilaine. Le Règne Minéral, 127, 5-18.


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