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Primiture, Groix, Lorient, Morbihan, Brittany, Francei
Regional Level Types
Primiture- not defined -
GroixIsland
LorientArrondissement
MorbihanDepartment
BrittanyRegion
FranceCountry

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PhotosMapsSearch
06382980017272350873246.jpg
Pointe du Spernec

Spernec Point, Primiture, Groix, Lorient, Morbihan, Brittany, France
02300060017272350882737.jpg
Spernec Point

Spernec Point, Primiture, Groix, Lorient, Morbihan, Brittany, France
03025140017272078964317.jpg
Pointe des Chats

Pointe des Chats, Primiture, Groix, Lorient, Morbihan, Brittany, France
06382980017272350873246.jpg
Pointe du Spernec

Spernec Point, Primiture, Groix, Lorient, Morbihan, Brittany, France
02300060017272350882737.jpg
Spernec Point

Spernec Point, Primiture, Groix, Lorient, Morbihan, Brittany, France
03025140017272078964317.jpg
Pointe des Chats

Pointe des Chats, Primiture, Groix, Lorient, Morbihan, Brittany, France
06382980017272350873246.jpg
Pointe du Spernec

Spernec Point, Primiture, Groix, Lorient, Morbihan, Brittany, France
02300060017272350882737.jpg
Spernec Point

Spernec Point, Primiture, Groix, Lorient, Morbihan, Brittany, France
Latitude & Longitude (WGS84):
47° North , 3° West (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~5km
GRN:
N32W02
Köppen climate type:
Cfb : Temperate oceanic climate
Mindat Locality ID:
294759
Long-form identifier:
mindat:1:2:294759:7
GUID (UUID V4):
0


Name for the eastern part of the island.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List

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

48 valid minerals.

Rock Types Recorded

Note: 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:

ⓘ Albite
Formula: Na(AlSi3O8)
Localities: Reported from at least 9 localities in this region.
ⓘ Almandine
Formula: Fe2+3Al2(SiO4)3
Localities: Reported from at least 8 localities in this region.
ⓘ 'Amphibole Supergroup'
Formula: AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Localities: Reported from at least 11 localities in this region.
ⓘ Anatase
Formula: TiO2
ⓘ Andalusite
Formula: Al2(SiO4)O
ⓘ Anglesite
Formula: PbSO4
ⓘ 'Apatite'
Formula: Ca5(PO4)3(Cl/F/OH)
ⓘ Arsenopyrite
Formula: FeAsS
ⓘ 'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
ⓘ Chalcopyrite
Formula: CuFeS2
ⓘ 'Chlorite Group'
Localities: Reported from at least 9 localities in this region.
ⓘ Chloritoid
Formula: Fe2+Al2O(SiO4)(OH)2
Localities: Reported from at least 9 localities in this region.
ⓘ Clinochlore
Formula: Mg5Al(AlSi3O10)(OH)8
ⓘ Clinochlore var. Pennine
Formula: Mg5Al(AlSi3O10)(OH)8
ⓘ Corundum
Formula: Al2O3
ⓘ Cosalite
Formula: Pb2Bi2S5
ⓘ Covellite
Formula: CuS
ⓘ Crichtonite
Formula: Sr(Mn,Y,U)Fe2(Ti,Fe,Cr,V)18(O,OH)38
ⓘ Deerite
Formula: Fe2+6Fe3+3(Si6O17)O3(OH)5
ⓘ Dolomite
Formula: CaMg(CO3)2
ⓘ Epidote
Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Localities: Reported from at least 10 localities in this region.
ⓘ Forsterite
Formula: Mg2SiO4
ⓘ Forsterite var. Peridot
Formula: Mg2SiO4
ⓘ Galena
Formula: PbS
ⓘ 'Garnet Group'
Formula: X3Z2(SiO4)3
Localities: Reported from at least 16 localities in this region.
ⓘ Glaucophane
Formula: ◻[Na2][Mg3Al2]Si8O22(OH)2
Localities: Reported from at least 17 localities in this region.
ⓘ Goethite
Formula: Fe3+O(OH)
ⓘ Graphite
Formula: C
Description: Between Storan and Kersauce. Microscopic.
ⓘ Grossular
Formula: Ca3Al2(SiO4)3
ⓘ Grunerite
Formula: ◻{Fe2+2}{Fe2+5}(Si8O22)(OH)2
ⓘ Hematite
Formula: Fe2O3
Localities: Reported from at least 7 localities in this region.
ⓘ 'Hornblende Root Name Group'
Formula: ◻Ca2(Z2+4Z3+)(AlSi7O22)(OH,F,Cl)2
ⓘ Ilmenite
Formula: Fe2+TiO3
Localities: Reported from at least 8 localities in this region.
ⓘ Jacobsite
Formula: Mn2+Fe3+2O4
ⓘ Jadeite
Formula: Na(Al,Fe3+)Si2O6
ⓘ Kyanite
Formula: Al2(SiO4)O
ⓘ Lawsonite
Formula: CaAl2(Si2O7)(OH)2 · H2O
Localities: Reported from at least 6 localities in this region.
ⓘ 'Limonite'
Description: Between Storan and Kersauce.
ⓘ Magnetite
Formula: Fe2+Fe3+2O4
ⓘ 'Mica Group'
ⓘ 'Monazite Group'
Formula: REE(PO4)
ⓘ Muscovite
Formula: KAl2(AlSi3O10)(OH)2
ⓘ Muscovite var. Phengite
Formula: KAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
ⓘ Native Gold
Formula: Au
ⓘ Omphacite
Formula: (NaaCabFe2+cMgd)(AleFe3+fFe2+gMgh)Si2O6
ⓘ Paragonite
Formula: NaAl2(AlSi3O10)(OH)2
ⓘ Piemontite
Formula: (CaCa)(AlAlMn3+)O[Si2O7][SiO4](OH)
ⓘ 'Psilomelane'
ⓘ Pyrite
Formula: FeS2
ⓘ Pyroxmangite
Formula: Mn2+SiO3
ⓘ Quartz
Formula: SiO2
Localities: Reported from at least 7 localities in this region.
ⓘ Rutile
Formula: TiO2
Localities: Reported from at least 10 localities in this region.
ⓘ Scorodite
Formula: Fe3+AsO4 · 2H2O
ⓘ 'Serpentine Subgroup'
Formula: D3[Si2O5](OH)4
ⓘ Sillimanite
Formula: Al2(SiO4)O
ⓘ Spessartine
Formula: Mn2+3Al2(SiO4)3
ⓘ Spinel
Formula: MgAl2O4
ⓘ Staurolite
Formula: Fe2+2Al9Si4O23(OH)
ⓘ Stilpnomelane
Formula: (K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
ⓘ Tephroite
Formula: Mn2+2SiO4
ⓘ Titanite
Formula: CaTi(SiO4)O
Localities: Reported from at least 7 localities in this region.
ⓘ 'Tourmaline'
Formula: AD3G6(T6O18)(BO3)3X3Z
Localities: Reported from at least 6 localities in this region.
ⓘ Zircon
Formula: Zr(SiO4)

Gallery:

Fe2+3Al2(SiO4)3ⓘ Almandine
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Almandine

Porh Morvil creek, Primiture, Groix, Lorient, Morbihan, Brittany, France
trans.png
Almandine

Porh Morvil creek, Primiture, Groix, Lorient, Morbihan, Brittany, France
trans.png
Almandine

Porh Morvil creek, Primiture, Groix, Lorient, Morbihan, Brittany, France
TiO2ⓘ Anatase
trans.png
Anatase

Locqueltas-Kermarec, Primiture, Groix, Lorient, Morbihan, Brittany, France
trans.png
Anatase

Locqueltas-Kermarec, Primiture, Groix, Lorient, Morbihan, Brittany, France
trans.png
Anatase

Locqueltas-Kermarec, Primiture, Groix, Lorient, Morbihan, Brittany, France
Fe2+Al2O(SiO4)(OH)2ⓘ Chloritoid
trans.png
Chloritoid, etc.

Pointe des Chats, Primiture, Groix, Lorient, Morbihan, Brittany, France
trans.png
Chloritoid, etc.

Pointe des Chats, Primiture, Groix, Lorient, Morbihan, Brittany, France
trans.png
Chloritoid, etc.

Pointe des Chats, Primiture, Groix, Lorient, Morbihan, Brittany, France
X3Z2(SiO4)3 ⓘ 'Garnet Group'
trans.png
Garnet Group

Stang Nu creek, Primiture, Groix, Lorient, Morbihan, Brittany, France
trans.png
Garnet Group, etc.

Porh Morvil creek, Primiture, Groix, Lorient, Morbihan, Brittany, France
trans.png
Garnet Group

Trec'h beach, Primiture, Groix, Lorient, Morbihan, Brittany, France
trans.png
Garnet Group

Stang Nu creek, Primiture, Groix, Lorient, Morbihan, Brittany, France
trans.png
Garnet Group, etc.

Porh Morvil creek, Primiture, Groix, Lorient, Morbihan, Brittany, France
trans.png
Garnet Group

Trec'h beach, Primiture, Groix, Lorient, Morbihan, Brittany, France
trans.png
Garnet Group

Stang Nu creek, Primiture, Groix, Lorient, Morbihan, Brittany, France
trans.png
Garnet Group, etc.

Porh Morvil creek, Primiture, Groix, Lorient, Morbihan, Brittany, France
◻[Na2][Mg3Al2]Si8O22(OH)2ⓘ Glaucophane
trans.png
Glaucophane

Pointe des Chats, Primiture, Groix, Lorient, Morbihan, Brittany, France
trans.png
Glaucophane, etc.

Porh Morvil creek, Primiture, Groix, Lorient, Morbihan, Brittany, France
trans.png
Glaucophane, etc.

Porh Morvil creek, Primiture, Groix, Lorient, Morbihan, Brittany, France
trans.png
Glaucophane

Pointe des Chats, Primiture, Groix, Lorient, Morbihan, Brittany, France
trans.png
Glaucophane, etc.

Porh Morvil creek, Primiture, Groix, Lorient, Morbihan, Brittany, France
trans.png
Glaucophane, etc.

Porh Morvil creek, Primiture, Groix, Lorient, Morbihan, Brittany, France
trans.png
Glaucophane

Pointe des Chats, Primiture, Groix, Lorient, Morbihan, Brittany, France
trans.png
Glaucophane, etc.

Porh Morvil creek, Primiture, Groix, Lorient, Morbihan, Brittany, France
CaAl2(Si2O7)(OH)2 · H2Oⓘ Lawsonite
trans.png
Lawsonite, etc.

Porh Morvil creek, Primiture, Groix, Lorient, Morbihan, Brittany, France
trans.png
Lawsonite, etc.

Porh Morvil creek, Primiture, Groix, Lorient, Morbihan, Brittany, France
trans.png
Lawsonite, etc.

Porh Morvil creek, Primiture, Groix, Lorient, Morbihan, Brittany, France
trans.png
Lawsonite, etc.

Porh Morvil creek, Primiture, Groix, Lorient, Morbihan, Brittany, France
trans.png
Lawsonite, etc.

Porh Morvil creek, Primiture, Groix, Lorient, Morbihan, Brittany, France
trans.png
Lawsonite, etc.

Porh Morvil creek, Primiture, Groix, Lorient, Morbihan, Brittany, France

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Gold1.AA.05Au
ⓘGraphite1.CB.05aC
Group 2 - Sulphides and Sulfosalts
ⓘCovellite2.CA.05aCuS
ⓘChalcopyrite2.CB.10aCuFeS2
ⓘGalena2.CD.10PbS
ⓘPyrite2.EB.05aFeS2
ⓘArsenopyrite2.EB.20FeAsS
ⓘCosalite2.JB.10Pb2Bi2S5
Group 4 - Oxides and Hydroxides
ⓘGoethite4.00.Fe3+O(OH)
ⓘJacobsite4.BB.05Mn2+Fe3+2O4
ⓘMagnetite4.BB.05Fe2+Fe3+2O4
ⓘSpinel4.BB.05MgAl2O4
ⓘCorundum4.CB.05Al2O3
ⓘHematite4.CB.05Fe2O3
ⓘIlmenite4.CB.05Fe2+TiO3
ⓘCrichtonite4.CC.40Sr(Mn,Y,U)Fe2(Ti,Fe,Cr,V)18(O,OH)38
ⓘQuartz4.DA.05SiO2
ⓘRutile4.DB.05TiO2
ⓘAnatase4.DD.05TiO2
Group 5 - Nitrates and Carbonates
ⓘDolomite5.AB.10CaMg(CO3)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘAnglesite7.AD.35PbSO4
Group 8 - Phosphates, Arsenates and Vanadates
ⓘScorodite8.CD.10Fe3+AsO4 · 2H2O
Group 9 - Silicates
ⓘForsterite9.AC.05Mg2SiO4
ⓘTephroite9.AC.05Mn2+2SiO4
ⓘForsterite
var. Peridot		9.AC.05Mg2SiO4
ⓘAlmandine9.AD.25Fe2+3Al2(SiO4)3
ⓘGrossular9.AD.25Ca3Al2(SiO4)3
ⓘSpessartine9.AD.25Mn2+3Al2(SiO4)3
ⓘZircon9.AD.30Zr(SiO4)
ⓘSillimanite9.AF.05Al2(SiO4)O
ⓘAndalusite9.AF.10Al2(SiO4)O
ⓘKyanite9.AF.15Al2(SiO4)O
ⓘStaurolite9.AF.30Fe2+2Al9Si4O23(OH)
ⓘChloritoid9.AF.85Fe2+Al2O(SiO4)(OH)2
ⓘTitanite9.AG.15CaTi(SiO4)O
ⓘLawsonite9.BE.05CaAl2(Si2O7)(OH)2 · H2O
ⓘEpidote9.BG.05a(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
ⓘPiemontite9.BG.05a(CaCa)(AlAlMn3+)O[Si2O7][SiO4](OH)
ⓘOmphacite9.DA.20(NaaCabFe2+cMgd)(AleFe3+fFe2+gMgh)Si2O6
ⓘJadeite9.DA.25Na(Al,Fe3+)Si2O6
ⓘGrunerite9.DE.05◻{Fe2+2}{Fe2+5}(Si8O22)(OH)2
ⓘGlaucophane9.DE.25◻[Na2][Mg3Al2]Si8O22(OH)2
ⓘDeerite9.DH.60Fe2+6Fe3+3(Si6O17)O3(OH)5
ⓘPyroxmangite9.DO.05Mn2+SiO3
ⓘMuscovite9.EC.15KAl2(AlSi3O10)(OH)2
ⓘParagonite9.EC.15NaAl2(AlSi3O10)(OH)2
ⓘMuscovite
var. Phengite		9.EC.15KAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
ⓘClinochlore9.EC.55Mg5Al(AlSi3O10)(OH)8
ⓘvar. Pennine9.EC.55Mg5Al(AlSi3O10)(OH)8
ⓘStilpnomelane9.EG.40(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
ⓘAlbite9.FA.35Na(AlSi3O8)
Unclassified
ⓘ'Amphibole Supergroup'-AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
ⓘ'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
ⓘ'Chlorite Group'-
ⓘ'Limonite'-
ⓘ'Monazite Group'-REE(PO4)
ⓘ'Psilomelane'-
ⓘ'Tourmaline'-AD3G6(T6O18)(BO3)3X3Z
ⓘ'Mica Group'-
ⓘ'Hornblende Root Name Group'-◻Ca2(Z2+4Z3+)(AlSi7O22)(OH,F,Cl)2
ⓘ'Garnet Group'-X3Z2(SiO4)3
ⓘ'Serpentine Subgroup'-D3[Si2O5](OH)4
ⓘ'Apatite'-Ca5(PO4)3(Cl/F/OH)

List of minerals for each chemical element

HHydrogen
Hⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Hⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Hⓘ ChloritoidFe2+Al2O(SiO4)(OH)2
Hⓘ ClinochloreMg5Al(AlSi3O10)(OH)8
Hⓘ CrichtoniteSr(Mn,Y,U)Fe2(Ti,Fe,Cr,V)18(O,OH)38
Hⓘ DeeriteFe62+Fe33+(Si6O17)O3(OH)5
Hⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Hⓘ Glaucophane◻[Na2][Mg3Al2]Si8O22(OH)2
Hⓘ GoethiteFe3+O(OH)
Hⓘ Grunerite◻{Fe22+}{Fe52+}(Si8O22)(OH)2
Hⓘ LawsoniteCaAl2(Si2O7)(OH)2 · H2O
Hⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Hⓘ ParagoniteNaAl2(AlSi3O10)(OH)2
Hⓘ Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Hⓘ Piemontite(CaCa)(AlAlMn3+)O[Si2O7][SiO4](OH)
Hⓘ ScoroditeFe3+AsO4 · 2H2O
Hⓘ StauroliteFe22+Al9Si4O23(OH)
Hⓘ Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
Hⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Hⓘ Clinochlore var. PennineMg5Al(AlSi3O10)(OH)8
Hⓘ Serpentine SubgroupD3[Si2O5](OH)4
Hⓘ ApatiteCa5(PO4)3(Cl/F/OH)
BBoron
Bⓘ TourmalineAD3G6(T6O18)(BO3)3X3Z
CCarbon
Cⓘ DolomiteCaMg(CO3)2
Cⓘ GraphiteC
OOxygen
Oⓘ AlbiteNa(AlSi3O8)
Oⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Oⓘ AnataseTiO2
Oⓘ AndalusiteAl2(SiO4)O
Oⓘ AnglesitePbSO4
Oⓘ AlmandineFe32+Al2(SiO4)3
Oⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Oⓘ ChloritoidFe2+Al2O(SiO4)(OH)2
Oⓘ ClinochloreMg5Al(AlSi3O10)(OH)8
Oⓘ CorundumAl2O3
Oⓘ CrichtoniteSr(Mn,Y,U)Fe2(Ti,Fe,Cr,V)18(O,OH)38
Oⓘ DeeriteFe62+Fe33+(Si6O17)O3(OH)5
Oⓘ DolomiteCaMg(CO3)2
Oⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Oⓘ ForsteriteMg2SiO4
Oⓘ Glaucophane◻[Na2][Mg3Al2]Si8O22(OH)2
Oⓘ GoethiteFe3+O(OH)
Oⓘ GrossularCa3Al2(SiO4)3
Oⓘ Grunerite◻{Fe22+}{Fe52+}(Si8O22)(OH)2
Oⓘ HematiteFe2O3
Oⓘ IlmeniteFe2+TiO3
Oⓘ JacobsiteMn2+Fe23+O4
Oⓘ JadeiteNa(Al,Fe3+)Si2O6
Oⓘ KyaniteAl2(SiO4)O
Oⓘ LawsoniteCaAl2(Si2O7)(OH)2 · H2O
Oⓘ MagnetiteFe2+Fe23+O4
Oⓘ Monazite GroupREE(PO4)
Oⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Oⓘ Omphacite(NaaCabFec2+Mgd)(AleFef3+Feg2+Mgh)Si2O6
Oⓘ ParagoniteNaAl2(AlSi3O10)(OH)2
Oⓘ Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Oⓘ Piemontite(CaCa)(AlAlMn3+)O[Si2O7][SiO4](OH)
Oⓘ PyroxmangiteMn2+SiO3
Oⓘ QuartzSiO2
Oⓘ RutileTiO2
Oⓘ ScoroditeFe3+AsO4 · 2H2O
Oⓘ SillimaniteAl2(SiO4)O
Oⓘ SpessartineMn32+Al2(SiO4)3
Oⓘ SpinelMgAl2O4
Oⓘ StauroliteFe22+Al9Si4O23(OH)
Oⓘ Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
Oⓘ TephroiteMn22+SiO4
Oⓘ TitaniteCaTi(SiO4)O
Oⓘ TourmalineAD3G6(T6O18)(BO3)3X3Z
Oⓘ ZirconZr(SiO4)
Oⓘ Forsterite var. PeridotMg2SiO4
Oⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Oⓘ Clinochlore var. PennineMg5Al(AlSi3O10)(OH)8
Oⓘ Garnet GroupX3Z2(SiO4)3
Oⓘ Serpentine SubgroupD3[Si2O5](OH)4
Oⓘ ApatiteCa5(PO4)3(Cl/F/OH)
FFluorine
Fⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Fⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Fⓘ ApatiteCa5(PO4)3(Cl/F/OH)
NaSodium
Naⓘ AlbiteNa(AlSi3O8)
Naⓘ Glaucophane◻[Na2][Mg3Al2]Si8O22(OH)2
Naⓘ JadeiteNa(Al,Fe3+)Si2O6
Naⓘ Omphacite(NaaCabFec2+Mgd)(AleFef3+Feg2+Mgh)Si2O6
Naⓘ ParagoniteNaAl2(AlSi3O10)(OH)2
Naⓘ Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
MgMagnesium
Mgⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Mgⓘ ClinochloreMg5Al(AlSi3O10)(OH)8
Mgⓘ DolomiteCaMg(CO3)2
Mgⓘ ForsteriteMg2SiO4
Mgⓘ Glaucophane◻[Na2][Mg3Al2]Si8O22(OH)2
Mgⓘ Omphacite(NaaCabFec2+Mgd)(AleFef3+Feg2+Mgh)Si2O6
Mgⓘ Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Mgⓘ SpinelMgAl2O4
Mgⓘ Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
Mgⓘ Forsterite var. PeridotMg2SiO4
Mgⓘ Clinochlore var. PennineMg5Al(AlSi3O10)(OH)8
AlAluminium
Alⓘ AlbiteNa(AlSi3O8)
Alⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Alⓘ AndalusiteAl2(SiO4)O
Alⓘ AlmandineFe32+Al2(SiO4)3
Alⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Alⓘ ChloritoidFe2+Al2O(SiO4)(OH)2
Alⓘ ClinochloreMg5Al(AlSi3O10)(OH)8
Alⓘ CorundumAl2O3
Alⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Alⓘ Glaucophane◻[Na2][Mg3Al2]Si8O22(OH)2
Alⓘ GrossularCa3Al2(SiO4)3
Alⓘ JadeiteNa(Al,Fe3+)Si2O6
Alⓘ KyaniteAl2(SiO4)O
Alⓘ LawsoniteCaAl2(Si2O7)(OH)2 · H2O
Alⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Alⓘ Omphacite(NaaCabFec2+Mgd)(AleFef3+Feg2+Mgh)Si2O6
Alⓘ ParagoniteNaAl2(AlSi3O10)(OH)2
Alⓘ Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Alⓘ Piemontite(CaCa)(AlAlMn3+)O[Si2O7][SiO4](OH)
Alⓘ SillimaniteAl2(SiO4)O
Alⓘ SpessartineMn32+Al2(SiO4)3
Alⓘ SpinelMgAl2O4
Alⓘ StauroliteFe22+Al9Si4O23(OH)
Alⓘ Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
Alⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Alⓘ Clinochlore var. PennineMg5Al(AlSi3O10)(OH)8
SiSilicon
Siⓘ AlbiteNa(AlSi3O8)
Siⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Siⓘ AndalusiteAl2(SiO4)O
Siⓘ AlmandineFe32+Al2(SiO4)3
Siⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Siⓘ ChloritoidFe2+Al2O(SiO4)(OH)2
Siⓘ ClinochloreMg5Al(AlSi3O10)(OH)8
Siⓘ DeeriteFe62+Fe33+(Si6O17)O3(OH)5
Siⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Siⓘ ForsteriteMg2SiO4
Siⓘ Glaucophane◻[Na2][Mg3Al2]Si8O22(OH)2
Siⓘ GrossularCa3Al2(SiO4)3
Siⓘ Grunerite◻{Fe22+}{Fe52+}(Si8O22)(OH)2
Siⓘ JadeiteNa(Al,Fe3+)Si2O6
Siⓘ KyaniteAl2(SiO4)O
Siⓘ LawsoniteCaAl2(Si2O7)(OH)2 · H2O
Siⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Siⓘ Omphacite(NaaCabFec2+Mgd)(AleFef3+Feg2+Mgh)Si2O6
Siⓘ ParagoniteNaAl2(AlSi3O10)(OH)2
Siⓘ Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Siⓘ Piemontite(CaCa)(AlAlMn3+)O[Si2O7][SiO4](OH)
Siⓘ PyroxmangiteMn2+SiO3
Siⓘ QuartzSiO2
Siⓘ SillimaniteAl2(SiO4)O
Siⓘ SpessartineMn32+Al2(SiO4)3
Siⓘ StauroliteFe22+Al9Si4O23(OH)
Siⓘ Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
Siⓘ TephroiteMn22+SiO4
Siⓘ TitaniteCaTi(SiO4)O
Siⓘ ZirconZr(SiO4)
Siⓘ Forsterite var. PeridotMg2SiO4
Siⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Siⓘ Clinochlore var. PennineMg5Al(AlSi3O10)(OH)8
Siⓘ Garnet GroupX3Z2(SiO4)3
Siⓘ Serpentine SubgroupD3[Si2O5](OH)4
PPhosphorus
Pⓘ Monazite GroupREE(PO4)
Pⓘ ApatiteCa5(PO4)3(Cl/F/OH)
SSulfur
Sⓘ AnglesitePbSO4
Sⓘ ArsenopyriteFeAsS
Sⓘ ChalcopyriteCuFeS2
Sⓘ CosalitePb2Bi2S5
Sⓘ CovelliteCuS
Sⓘ GalenaPbS
Sⓘ PyriteFeS2
ClChlorine
Clⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Clⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Clⓘ ApatiteCa5(PO4)3(Cl/F/OH)
KPotassium
Kⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Kⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Kⓘ Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Kⓘ Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
CaCalcium
Caⓘ DolomiteCaMg(CO3)2
Caⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Caⓘ GrossularCa3Al2(SiO4)3
Caⓘ LawsoniteCaAl2(Si2O7)(OH)2 · H2O
Caⓘ Omphacite(NaaCabFec2+Mgd)(AleFef3+Feg2+Mgh)Si2O6
Caⓘ Piemontite(CaCa)(AlAlMn3+)O[Si2O7][SiO4](OH)
Caⓘ Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
Caⓘ TitaniteCaTi(SiO4)O
Caⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Caⓘ ApatiteCa5(PO4)3(Cl/F/OH)
TiTitanium
Tiⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Tiⓘ AnataseTiO2
Tiⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Tiⓘ CrichtoniteSr(Mn,Y,U)Fe2(Ti,Fe,Cr,V)18(O,OH)38
Tiⓘ IlmeniteFe2+TiO3
Tiⓘ RutileTiO2
Tiⓘ TitaniteCaTi(SiO4)O
VVanadium
Vⓘ CrichtoniteSr(Mn,Y,U)Fe2(Ti,Fe,Cr,V)18(O,OH)38
CrChromium
Crⓘ CrichtoniteSr(Mn,Y,U)Fe2(Ti,Fe,Cr,V)18(O,OH)38
MnManganese
Mnⓘ CrichtoniteSr(Mn,Y,U)Fe2(Ti,Fe,Cr,V)18(O,OH)38
Mnⓘ JacobsiteMn2+Fe23+O4
Mnⓘ Piemontite(CaCa)(AlAlMn3+)O[Si2O7][SiO4](OH)
Mnⓘ PyroxmangiteMn2+SiO3
Mnⓘ SpessartineMn32+Al2(SiO4)3
Mnⓘ TephroiteMn22+SiO4
FeIron
Feⓘ ArsenopyriteFeAsS
Feⓘ AlmandineFe32+Al2(SiO4)3
Feⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Feⓘ ChalcopyriteCuFeS2
Feⓘ ChloritoidFe2+Al2O(SiO4)(OH)2
Feⓘ CrichtoniteSr(Mn,Y,U)Fe2(Ti,Fe,Cr,V)18(O,OH)38
Feⓘ DeeriteFe62+Fe33+(Si6O17)O3(OH)5
Feⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Feⓘ GoethiteFe3+O(OH)
Feⓘ Grunerite◻{Fe22+}{Fe52+}(Si8O22)(OH)2
Feⓘ HematiteFe2O3
Feⓘ IlmeniteFe2+TiO3
Feⓘ JacobsiteMn2+Fe23+O4
Feⓘ JadeiteNa(Al,Fe3+)Si2O6
Feⓘ MagnetiteFe2+Fe23+O4
Feⓘ Omphacite(NaaCabFec2+Mgd)(AleFef3+Feg2+Mgh)Si2O6
Feⓘ Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Feⓘ PyriteFeS2
Feⓘ ScoroditeFe3+AsO4 · 2H2O
Feⓘ StauroliteFe22+Al9Si4O23(OH)
Feⓘ Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
CuCopper
Cuⓘ ChalcopyriteCuFeS2
Cuⓘ CovelliteCuS
AsArsenic
Asⓘ ArsenopyriteFeAsS
Asⓘ ScoroditeFe3+AsO4 · 2H2O
SrStrontium
Srⓘ CrichtoniteSr(Mn,Y,U)Fe2(Ti,Fe,Cr,V)18(O,OH)38
YYttrium
Yⓘ CrichtoniteSr(Mn,Y,U)Fe2(Ti,Fe,Cr,V)18(O,OH)38
ZrZirconium
Zrⓘ ZirconZr(SiO4)
AuGold
Auⓘ Native GoldAu
PbLead
Pbⓘ AnglesitePbSO4
Pbⓘ CosalitePb2Bi2S5
Pbⓘ GalenaPbS
BiBismuth
Biⓘ CosalitePb2Bi2S5
UUranium
Uⓘ CrichtoniteSr(Mn,Y,U)Fe2(Ti,Fe,Cr,V)18(O,OH)38

Localities in this Region

France
France

Other Regions, Features and Areas containing this locality

Eurasian PlateTectonic Plate

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References

www.ouest-france.fr (n.d.) https://www.ouest-france.fr/bretagne/groix-56590/d-ou-vient-le-partage-entre-primiture-et-piwisi-5768264
Audren, C., Triboulet, C., Chauris, L., Lefort, J.P., Vigneresse, J.L., Audrain, J., Thiéblemont, D., Goyallon, J., Jégouzo, P., Guennoc, P., Augris, C., and Carn, A. (1993) Notice explicative de la feuille île de Groix à 1/25000, B.R.G.M., Editions du Service géologique national, p. 10.
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