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La Porte-aux-Moines, Saint-Martin-des-Prés, Saint-Brieuc, Côtes-d'Armor, Brittany, Francei
Regional Level Types
La Porte-aux-Moines- not defined -
Saint-Martin-des-PrésCommune
Saint-BrieucArrondissement
Côtes-d'ArmorDepartment
BrittanyRegion
FranceCountry

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Latitude & Longitude (WGS84):
48° 17' 34'' North , 2° 55' 58'' West
Latitude & Longitude (decimal):
48.29300,-2.93300
GRN:
N33W02
Köppen climate type:
Cfb : Temperate oceanic climate
Nearest Settlements:
PlacePopulationDistance
Saint-Martin-des-Prés382 (2016)2.2km
Merléac532 (2016)3.1km
Le Bodéo197 (2016)3.2km
Allineuc515 (2016)4.9km
La Harmoye396 (2016)5.2km
Mindat Locality ID:
56940
Long-form identifier:
mindat:1:2:56940:9
GUID (UUID V4):
0


Volcanosedimentary deposit.
Silver estimated reserves : 2 million tons of ore (110 gr siver/t ore).

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


12 valid minerals.

Detailed Mineral List:

ⓘ Arsenopyrite
Formula: FeAsS
ⓘ Baryte
Formula: BaSO4
Description: Yellowish/orange cubic microcrystals (pseudomorphous).
ⓘ Chalcopyrite
Formula: CuFeS2
ⓘ Cuprite
Formula: Cu2O
Description: In eluvium.
ⓘ Galena
Formula: PbS
ⓘ Native Copper
Formula: Cu
Description: In eluvium.
ⓘ Native Silver
Formula: Ag
ⓘ Pyrite
Formula: FeS2
ⓘ Pyrrhotite
Formula: Fe1-xS
ⓘ Siderite
Formula: FeCO3
Description: Botryoidal aggregates in eluvium.
ⓘ Sphalerite
Formula: ZnS
ⓘ Stannite
Formula: Cu2FeSnS4
ⓘ 'Tetrahedrite Group'
Formula: M2(A6)M1(B4 C2)X3(D4)S1(Y12)S2(Z)
ⓘ 'Tetrahedrite Subgroup'
Formula: Cu6(Cu4C2+2)Sb4S12S

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Copper1.AA.05Cu
ⓘNative Silver1.AA.05Ag
Group 2 - Sulphides and Sulfosalts
ⓘSphalerite2.CB.05aZnS
ⓘChalcopyrite2.CB.10aCuFeS2
ⓘStannite2.CB.15aCu2FeSnS4
ⓘPyrrhotite2.CC.10Fe1-xS
ⓘGalena2.CD.10PbS
ⓘPyrite2.EB.05aFeS2
ⓘArsenopyrite2.EB.20FeAsS
ⓘ'Tetrahedrite Subgroup'2.GB.05Cu6(Cu4C2+2)Sb4S12S
Group 4 - Oxides and Hydroxides
ⓘCuprite4.AA.10Cu2O
Group 5 - Nitrates and Carbonates
ⓘSiderite5.AB.05FeCO3
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘBaryte7.AD.35BaSO4
Unclassified
ⓘ'Tetrahedrite Group'-M2(A6)M1(B4 C2)X3(D4)S1(Y12)S2(Z)

List of minerals for each chemical element

CCarbon
Cⓘ SideriteFeCO3
OOxygen
Oⓘ BaryteBaSO4
Oⓘ CupriteCu2O
Oⓘ SideriteFeCO3
SSulfur
Sⓘ ArsenopyriteFeAsS
Sⓘ BaryteBaSO4
Sⓘ ChalcopyriteCuFeS2
Sⓘ GalenaPbS
Sⓘ PyriteFeS2
Sⓘ PyrrhotiteFe1-xS
Sⓘ SphaleriteZnS
Sⓘ StanniteCu2FeSnS4
Sⓘ Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
Sⓘ Tetrahedrite GroupM2(A6)M1(B4 C2)X3(D4)S1(Y12)S2(Z)
FeIron
Feⓘ ArsenopyriteFeAsS
Feⓘ ChalcopyriteCuFeS2
Feⓘ PyriteFeS2
Feⓘ PyrrhotiteFe1-xS
Feⓘ SideriteFeCO3
Feⓘ StanniteCu2FeSnS4
CuCopper
Cuⓘ ChalcopyriteCuFeS2
Cuⓘ CupriteCu2O
Cuⓘ Native CopperCu
Cuⓘ StanniteCu2FeSnS4
Cuⓘ Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
ZnZinc
Znⓘ SphaleriteZnS
AsArsenic
Asⓘ ArsenopyriteFeAsS
AgSilver
Agⓘ Native SilverAg
SnTin
Snⓘ StanniteCu2FeSnS4
SbAntimony
Sbⓘ Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
BaBarium
Baⓘ BaryteBaSO4
PbLead
Pbⓘ GalenaPbS

Other Regions, Features and Areas containing this locality

Eurasian PlateTectonic Plate
EuropeContinent

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

Aye, F. (1980). Le gisement de Zn-Pb-Cu-Ag de Porte aux Moines (Côtes d'Armor). 26° Congrès International de Géologie, Paris.
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