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Les Saisies, Primiture, Groix Island, Morbihan, Brittany, Francei
Regional Level Types
Les Saisies- not defined -
Primiture- not defined -
Groix IslandIsland
MorbihanDepartment
BrittanyRegion
FranceCountry

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Latitude & Longitude (WGS84): 47° 37' 18'' North , 3° 26' 35'' West
Latitude & Longitude (decimal): 47.62194,-3.44306
GeoHash:G#: gbmwctkcf
Köppen climate type:Cfb : Temperate oceanic climate
Nearest Settlements:
PlacePopulationDistance
Groix2,429 (2016)2.1km
Larmor-Plage9,151 (2016)10.4km
Gâvres815 (2016)10.5km
Port-Louis3,020 (2016)11.5km
Ploemeur20,652 (2016)12.4km


No description has been added for this locality. Can you add one?

Regions containing this locality

Eurasian PlateTectonic Plate

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


12 valid minerals.

Detailed Mineral List:

Albite
Formula: Na(AlSi3O8)
Reference: Audren, C., Triboulet, C., Chauris, L., Lefort, J.P., Vigneresse J.L., Audrain, J., Thiéblemont, D., Goyallon, J., Jégouzo, P., Guennoc, P., Augris, C., Carn, A. (1993) Notice explicative de la feuille île de Groix à 1/25000, B.R.G.M., Editions du Service géologique national, p.12.
Almandine
Formula: Fe2+3Al2(SiO4)3
Description: Between Les Saisies and Kersauce.
Reference: Belot, Victor R. (1978) Guide des minéraux, coquillages et fossiles: où les trouver en France, comment les reconnaître et les collectionner (Guides Horay). Pierre Horay (Ed.), 224 pp.
Dolomite
Formula: CaMg(CO3)2
Reference: Audren, C., Triboulet, C., Chauris, L., Lefort, J.P., Vigneresse J.L., Audrain, J., Thiéblemont, D., Goyallon, J., Jégouzo, P., Guennoc, P., Augris, C., Carn, A. (1993) Notice explicative de la feuille île de Groix à 1/25000, B.R.G.M., Editions du Service géologique national, p. 90.
Epidote
Formula: {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Reference: Audren, C., Triboulet, C., Chauris, L., Lefort, J.P., Vigneresse J.L., Audrain, J., Thiéblemont, D., Goyallon, J., Jégouzo, P., Guennoc, P., Augris, C., Carn, A. (1993) Notice explicative de la feuille île de Groix à 1/25000, B.R.G.M., Editions du Service géologique national, p. 90.
Grossular
Formula: Ca3Al2(SiO4)3
Reference: Chauris, L. (2014): Minéraux de Bretagne, Les Editions du Piat, 210.
Hematite
Formula: Fe2O3
Reference: Audren, C., Triboulet, C., Chauris, L., Lefort, J.P., Vigneresse J.L., Audrain, J., Thiéblemont, D., Goyallon, J., Jégouzo, P., Guennoc, P., Augris, C., Carn, A. (1993) Notice explicative de la feuille île de Groix à 1/25000, B.R.G.M., Editions du Service géologique national, p. 90.
Jacobsite
Formula: Mn2+Fe3+2O4
Reference: Chauris, L. (2014): Minéraux de Bretagne, Les Editions du Piat, 203.
'Mica Group'
Reference: Belot, Victor R. (1978) Guide des minéraux, coquillages et fossiles: où les trouver en France, comment les reconnaître et les collectionner (Guides Horay). Pierre Horay (Ed.), 224 pp.
Piemontite
Formula: {Ca2}{Al2Mn3+}(Si2O7)(SiO4)O(OH)
Reference: Chauris, L. (2014): Minéraux de Bretagne, Les Editions du Piat, 203.
'Psilomelane'
Reference: Chauris, L. (2014): Minéraux de Bretagne, Les Editions du Piat, 142.
Pyroxmangite
Formula: MnSiO3
Reference: Chauris, L. (2014): Minéraux de Bretagne, Les Editions du Piat, 203.
Quartz
Formula: SiO2
Reference: Audren, C., Triboulet, C., Chauris, L., Lefort, J.P., Vigneresse J.L., Audrain, J., Thiéblemont, D., Goyallon, J., Jégouzo, P., Guennoc, P., Augris, C., Carn, A. (1993) Notice explicative de la feuille île de Groix à 1/25000, B.R.G.M., Editions du Service géologique national, p. 90.
Spessartine
Formula: Mn2+3Al2(SiO4)3
Reference: Chauris, L. (2014): Minéraux de Bretagne, Les Editions du Piat, 203.; Chauris, L. (2014): Minéraux de Bretagne, Les Editions du Piat, 210.
Tephroite
Formula: Mn2+2SiO4
Reference: Chauris, L. (2014): Minéraux de Bretagne, Les Editions du Piat, 203.

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
Hematite4.CB.05Fe2O3
Jacobsite4.BB.05Mn2+Fe3+2O4
Quartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
Dolomite5.AB.10CaMg(CO3)2
Group 9 - Silicates
Albite9.FA.35Na(AlSi3O8)
Almandine9.AD.25Fe2+3Al2(SiO4)3
Epidote9.BG.05a{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Grossular9.AD.25Ca3Al2(SiO4)3
Piemontite9.BG.05a{Ca2}{Al2Mn3+}(Si2O7)(SiO4)O(OH)
Pyroxmangite9.DO.05MnSiO3
Spessartine9.AD.25Mn2+3Al2(SiO4)3
Tephroite9.AC.05Mn2+2SiO4
Unclassified Minerals, Rocks, etc.
'Mica Group'-
'Psilomelane'-

List of minerals arranged by Dana 8th Edition classification

Group 4 - SIMPLE OXIDES
A2X3
Hematite4.3.1.2Fe2O3
Group 7 - MULTIPLE OXIDES
AB2X4
Jacobsite7.2.2.2Mn2+Fe3+2O4
Group 14 - ANHYDROUS NORMAL CARBONATES
AB(XO3)2
Dolomite14.2.1.1CaMg(CO3)2
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with all cations in octahedral [6] coordination
Tephroite51.3.1.4Mn2+2SiO4
Insular SiO4 Groups Only with cations in [6] and >[6] coordination
Almandine51.4.3a.2Fe2+3Al2(SiO4)3
Grossular51.4.3b.2Ca3Al2(SiO4)3
Spessartine51.4.3a.3Mn2+3Al2(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)
Piemontite58.2.1a.11{Ca2}{Al2Mn3+}(Si2O7)(SiO4)O(OH)
Group 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1)
Single-Width Unbranched Chains, W=1 with chains P=7
Pyroxmangite65.6.1.1MnSiO3
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, Mixtures, etc.
'Mica Group'-
'Psilomelane'-

List of minerals for each chemical element

HHydrogen
H Piemontite{Ca2}{Al2Mn3+}(Si2O7)(SiO4)O(OH)
H Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
CCarbon
C DolomiteCaMg(CO3)2
OOxygen
O AlmandineFe32+Al2(SiO4)3
O TephroiteMn22+SiO4
O PyroxmangiteMnSiO3
O Piemontite{Ca2}{Al2Mn3+}(Si2O7)(SiO4)O(OH)
O SpessartineMn32+Al2(SiO4)3
O JacobsiteMn2+Fe23+O4
O GrossularCa3Al2(SiO4)3
O AlbiteNa(AlSi3O8)
O Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
O HematiteFe2O3
O DolomiteCaMg(CO3)2
O QuartzSiO2
NaSodium
Na AlbiteNa(AlSi3O8)
MgMagnesium
Mg DolomiteCaMg(CO3)2
AlAluminium
Al AlmandineFe32+Al2(SiO4)3
Al Piemontite{Ca2}{Al2Mn3+}(Si2O7)(SiO4)O(OH)
Al SpessartineMn32+Al2(SiO4)3
Al GrossularCa3Al2(SiO4)3
Al AlbiteNa(AlSi3O8)
Al Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
SiSilicon
Si AlmandineFe32+Al2(SiO4)3
Si TephroiteMn22+SiO4
Si PyroxmangiteMnSiO3
Si Piemontite{Ca2}{Al2Mn3+}(Si2O7)(SiO4)O(OH)
Si SpessartineMn32+Al2(SiO4)3
Si GrossularCa3Al2(SiO4)3
Si AlbiteNa(AlSi3O8)
Si Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Si QuartzSiO2
CaCalcium
Ca Piemontite{Ca2}{Al2Mn3+}(Si2O7)(SiO4)O(OH)
Ca GrossularCa3Al2(SiO4)3
Ca Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Ca DolomiteCaMg(CO3)2
MnManganese
Mn TephroiteMn22+SiO4
Mn PyroxmangiteMnSiO3
Mn Piemontite{Ca2}{Al2Mn3+}(Si2O7)(SiO4)O(OH)
Mn SpessartineMn32+Al2(SiO4)3
Mn JacobsiteMn2+Fe23+O4
FeIron
Fe AlmandineFe32+Al2(SiO4)3
Fe JacobsiteMn2+Fe23+O4
Fe Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Fe HematiteFe2O3

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 - Neoproterozoic
251.902 - 1000 Ma



ID: 3148813
para-autochtonous unit

Age: Neoproterozoic to Triassic (251.902 - 1000 Ma)

Description: high grade metamorphic

Lithology: Mica schist

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

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Chauris, L. (2014) Minéraux de Bretagne. Les Editions du Piat, 142 & 203.
Belot, Victor R. (1978) Guide des minéraux, coquillages et fossiles: où les trouver en France, comment les reconnaître et les collectionner (Guides Horay). Pierre Horay (Ed.), 224 pp.


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