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Tréhiguier, Penestin, Morbihan, Brittany, Francei
Regional Level Types
Tréhiguier- not defined -
Penestin- not defined -
MorbihanDepartment
BrittanyRegion
FranceCountry

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Latitude & Longitude (WGS84): 47° 29' 31'' North , 2° 26' 25'' West
Latitude & Longitude (decimal): 47.49206,-2.44053
GeoHash:G#: gbqq0mwv7
Köppen climate type:Cfb : Temperate oceanic climate
Nearest Settlements:
PlacePopulationDistance
Pénestin1,627 (2016)2.7km
Camoël696 (2016)3.6km
Arzal986 (2016)5.6km
Billiers769 (2016)5.6km
Férel2,189 (2016)7.5km


Granitoids with pyrite veins.

Regions containing this locality

Eurasian PlateTectonic Plate

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List

Mineral list contains entries from the region specified including sub-localities

11 valid minerals.

Rock Types Recorded

Note: this is a very new system on mindat.org and data is currently VERY limited. Please bear with us while we work towards adding this information!

Rock list contains entries from the region specified including sub-localities

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Andradite
Formula: Ca3Fe3+2(SiO4)3
Reference: R. Pierrot, L. Chauris, C. Laforêt and F. Pillard : "Inventaire Minéralogique de la France N° 9 : Morbihan", BRGM, 1980.
Arsenopyrite
Formula: FeAsS
Reference: R. Pierrot, L. Chauris, C. Laforêt and F. Pillard : "Inventaire Minéralogique de la France N° 9 : Morbihan", BRGM, 1980.
Bismuth
Formula: Bi
Reference: R. Pierrot, L. Chauris, C. Laforêt and F. Pillard : "Inventaire Minéralogique de la France N° 9 : Morbihan", BRGM, 1980.
Cosalite
Formula: Pb2Bi2S5
Reference: R. Pierrot, L. Chauris, C. Laforêt and F. Pillard : "Inventaire Minéralogique de la France N° 9 : Morbihan", BRGM, 1980.
Diopside
Formula: CaMgSi2O6
Reference: R. Pierrot, L. Chauris, C. Laforêt and F. Pillard : "Inventaire Minéralogique de la France N° 9 : Morbihan", BRGM, 1980.
Epidote
Formula: {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Reference: R. Pierrot, L. Chauris, C. Laforêt and F. Pillard : "Inventaire Minéralogique de la France N° 9 : Morbihan", BRGM, 1980.
Galena
Formula: PbS
Reference: R. Pierrot, L. Chauris, C. Laforêt and F. Pillard : "Inventaire Minéralogique de la France N° 9 : Morbihan", BRGM, 1980.
Grossular
Formula: Ca3Al2(SiO4)3
Reference: R. Pierrot, L. Chauris, C. Laforêt and F. Pillard : "Inventaire Minéralogique de la France N° 9 : Morbihan", BRGM, 1980.
'Hornblende'
Reference: R. Pierrot, L. Chauris, C. Laforêt and F. Pillard : "Inventaire Minéralogique de la France N° 9 : Morbihan", BRGM, 1980.
Pyrite
Formula: FeS2
Reference: R. Pierrot, L. Chauris, C. Laforêt and F. Pillard : "Inventaire Minéralogique de la France N° 9 : Morbihan", BRGM, 1980.
Sphalerite
Formula: ZnS
Reference: R. Pierrot, L. Chauris, C. Laforêt and F. Pillard : "Inventaire Minéralogique de la France N° 9 : Morbihan", BRGM, 1980.
Stannite
Formula: Cu2FeSnS4
Reference: R. Pierrot, L. Chauris, C. Laforêt and F. Pillard : "Inventaire Minéralogique de la France N° 9 : Morbihan", BRGM, 1980.

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Bismuth1.CA.05Bi
Group 2 - Sulphides and Sulfosalts
Arsenopyrite2.EB.20FeAsS
Cosalite2.JB.10Pb2Bi2S5
Galena2.CD.10PbS
Pyrite2.EB.05aFeS2
Sphalerite2.CB.05aZnS
Stannite2.CB.15aCu2FeSnS4
Group 9 - Silicates
Andradite9.AD.25Ca3Fe3+2(SiO4)3
Diopside9.DA.15CaMgSi2O6
Epidote9.BG.05a{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Grossular9.AD.25Ca3Al2(SiO4)3
Unclassified Minerals, Rocks, etc.
'Hornblende'-

List of minerals arranged by Dana 8th Edition classification

Group 1 - NATIVE ELEMENTS AND ALLOYS
Semi-metals and non-metals
Bismuth1.3.1.4Bi
Group 2 - SULFIDES
AmXp, with m:p = 1:1
Galena2.8.1.1PbS
Sphalerite2.8.2.1ZnS
AmBnXp, with (m+n):p = 1:1
Stannite2.9.2.1Cu2FeSnS4
AmBnXp, with (m+n):p = 1:2
Arsenopyrite2.12.4.1FeAsS
Pyrite2.12.1.1FeS2
Group 3 - SULFOSALTS
2.5 < ø < 3
Cosalite3.5.9.1Pb2Bi2S5
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in [6] and >[6] coordination
Andradite51.4.3b.1Ca3Fe3+2(SiO4)3
Grossular51.4.3b.2Ca3Al2(SiO4)3
Group 58 - SOROSILICATES Insular, Mixed, Single, and Larger Tetrahedral Groups
Insular, Mixed, Single, and Larger Tetrahedral Groups with cations in [6] and higher coordination; single and double groups (n = 1, 2)
Epidote58.2.1a.7{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Group 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1)
Single-Width Unbranched Chains, W=1 with chains P=2
Diopside65.1.3a.1CaMgSi2O6
Unclassified Minerals, Mixtures, etc.
'Hornblende'-

List of minerals for each chemical element

HHydrogen
H Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
OOxygen
O DiopsideCaMgSi2O6
O AndraditeCa3Fe23+(SiO4)3
O GrossularCa3Al2(SiO4)3
O Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
MgMagnesium
Mg DiopsideCaMgSi2O6
AlAluminium
Al GrossularCa3Al2(SiO4)3
Al Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
SiSilicon
Si DiopsideCaMgSi2O6
Si AndraditeCa3Fe23+(SiO4)3
Si GrossularCa3Al2(SiO4)3
Si Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
SSulfur
S SphaleriteZnS
S CosalitePb2Bi2S5
S GalenaPbS
S ArsenopyriteFeAsS
S PyriteFeS2
S StanniteCu2FeSnS4
CaCalcium
Ca DiopsideCaMgSi2O6
Ca AndraditeCa3Fe23+(SiO4)3
Ca GrossularCa3Al2(SiO4)3
Ca Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
FeIron
Fe AndraditeCa3Fe23+(SiO4)3
Fe Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Fe ArsenopyriteFeAsS
Fe PyriteFeS2
Fe StanniteCu2FeSnS4
CuCopper
Cu StanniteCu2FeSnS4
ZnZinc
Zn SphaleriteZnS
AsArsenic
As ArsenopyriteFeAsS
SnTin
Sn StanniteCu2FeSnS4
PbLead
Pb CosalitePb2Bi2S5
Pb GalenaPbS
BiBismuth
Bi BismuthBi
Bi CosalitePb2Bi2S5

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

Paleozoic
251.902 - 541 Ma



ID: 3152118
Greenschist Unit

Age: Phanerozoic (251.902 - 541 Ma)

Description: undifferentiated

Lithology: Greenschist

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]

Devonian - Ordovician
358.9 - 485.4 Ma



ID: 3190597
Paleozoic crystalline metamorphic rocks

Age: Paleozoic (358.9 - 485.4 Ma)

Lithology: Amphibolite grade paragneiss

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

Localities in this Region
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