Chauris L. (1997), Les sables noirs à ilménite et magnétite de la baie de Saint-Brieuc en Bretagne septentrionale, Bull. Soc. Sc. Nat. Ouest de la France, nouvelle série, tome 19, (2), pp. 84-95.

ⓘ 'Andorite'

Formula: AgPbSb₃S₆

Locality: Trémuson, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.81

ⓘ 'Apatite'

Formula: Ca₅(PO₄)₃A

Localities: Reported from at least 6 localities in this region.

ⓘ Arsenopyrite

Formula: FeAsS

Localities:

Trémuson, Saint-Brieuc, Côtes-d'Armor, Brittany, France
La Porte-aux-Moines, Saint-Martin-des-Prés, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Silver mine slag locality, Trémuson, Saint-Brieuc, Côtes-d'Armor, Brittany, France

ⓘ Augite

Formula: (Ca_xMg_yFe_z)(Mg_y1Fe_z1)Si₂O₆

Locality: Gabbro-diorite intrusion, Saint-Quay-Portrieux, Saint-Brieuc, Côtes-d'Armor, Brittany, France

ⓘ Autunite

Formula: Ca(UO₂)₂(PO₄)₂ · 10-12H₂O

Locality: Clos Méchain, Le Gouray, Le Mené, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

BILAN ENVIRONNEMENTAL (2014) Sites miniers de la Bretagne Départements des Côtes d’Armor, du Finistère et du Morbihan

ⓘ Baryte

Formula: BaSO₄

Locality: La Porte-aux-Moines, Saint-Martin-des-Prés, Saint-Brieuc, Côtes-d'Armor, Brittany, France

Description: Yellowish/orange cubic microcrystals (pseudomorphous).

References:

Devismes, P. (1978) Atlas photographique des minéraux d'alluvions. Mémoires du BRGM, no. 95.

ⓘ Billietite

Formula: Ba(UO₂)₆O₄(OH)₆ · 4-8H₂O

Localities:

Le Gouray, Le Mené, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Clos Méchain, Le Gouray, Le Mené, Saint-Brieuc, Côtes-d'Armor, Brittany, France

ⓘ 'Biotite'

Formula: K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂

Locality: Gabbro-diorite intrusion, Saint-Quay-Portrieux, Saint-Brieuc, Côtes-d'Armor, Brittany, France

ⓘ Bismuthinite

Formula: Bi₂S₃

Locality: Kervern, Saint-Gildas, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.40

ⓘ Bornite

Formula: Cu₅FeS₄

Locality: Silver mine slag locality, Trémuson, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Pierrot, Roland; Chauris, Louis; Laforêt, Claude (1975) Inventaire minéralogique de la France - Côtes-du-Nord (22) - Inventaire minéralogique de la France No. 5. Editions du BRGM.pp.186-188

ⓘ Bournonite

Formula: PbCuSbS₃

Localities:

Trémuson, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Silver mine slag locality, Trémuson, Saint-Brieuc, Côtes-d'Armor, Brittany, France

ⓘ Calcite

Formula: CaCO₃

Locality: Cartravers, La Harmoye, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.145

ⓘ Cassiterite

Formula: SnO₂

Localities:

L’Hôtellerie beach alluvials, Hillion, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Le Port Morvan beach alluvials, Pléneuf-Val-André, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Dahouët beach alluvials, Pléneuf-Val-André, Saint-Brieuc, Côtes-d'Armor, Brittany, France
La Ville Berneuf beach alluvials, Pléneuf-Val-André, Saint-Brieuc, Côtes-d'Armor, Brittany, France

ⓘ Chalcopyrite

Formula: CuFeS₂

Localities: Reported from at least 8 localities in this region.

ⓘ 'Chlorite Group'

Localities:

Bara quarry, Allineuc, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Bas-Vallon, L'Hermitage-Lorge, Plœuc-L'Hermitage, Saint-Brieuc, Côtes-d'Armor, Brittany, France

ⓘ Chromite

Formula: Fe²⁺Cr³⁺₂O₄

Locality: River alluvials, Plédran, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.91

ⓘ Connellite

Formula: Cu₁₉(SO₄)(OH)₃₂Cl₄ · 3H₂O

Locality: Silver mine slag locality, Trémuson, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Pierre Le Roch CollectionIdentified by Jean-Marc Johannet: Visual Identification

ⓘ Corundum

Formula: Al₂O₃

Localities:

Le Port Morvan beach alluvials, Pléneuf-Val-André, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Dahouët beach alluvials, Pléneuf-Val-André, Saint-Brieuc, Côtes-d'Armor, Brittany, France
La Ville Berneuf beach alluvials, Pléneuf-Val-André, Saint-Brieuc, Côtes-d'Armor, Brittany, France

ⓘ Cosalite

Formula: Pb₂Bi₂S₅

Locality: Kervern, Saint-Gildas, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.40

ⓘ Covellite

Formula: CuS

Localities:

Bosméléac, Merléac, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Kervern, Saint-Gildas, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Silver mine slag locality, Trémuson, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Bas-Vallon, L'Hermitage-Lorge, Plœuc-L'Hermitage, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Butte St-Michel, Saint-Martin-des-Prés, Saint-Brieuc, Côtes-d'Armor, Brittany, France

ⓘ Crandallite

Formula: CaAl₃(PO₄)(PO₃OH)(OH)₆

Locality: N164 By-pass, Caurel, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Boisson, J.-M. & Leconte, J. (2012) Bilan des analyses 2010-2011, La revue des Micromonteurs, 17, 3-32.

ⓘ Cubanite

Formula: CuFe₂S₃

Locality: Bosméléac, Merléac, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.62

ⓘ Cummingtonite

Formula: ◻Mg₂Mg₅(Si₈O₂₂)(OH)₂

Locality: Gabbro-diorite intrusion, Saint-Quay-Portrieux, Saint-Brieuc, Côtes-d'Armor, Brittany, France

ⓘ Cuprite

Formula: Cu₂O

Locality: La Porte-aux-Moines, Saint-Martin-des-Prés, Saint-Brieuc, Côtes-d'Armor, Brittany, France

Description: In eluvium.

References:

Devismes, P. (1978) Atlas photographique des minéraux d'alluvions. Mémoires du BRGM, no. 95.

ⓘ Dewindtite

Formula: H₂Pb₃(UO₂)₆O₄(PO₄)₄ · 12H₂O

Locality: Clos Méchain, Le Gouray, Le Mené, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

(1998) La Radioactivité et les Minéraux Uranifères Français. Le Règne Minéral - Hors Série 4. Les Éditions du Piat

ⓘ Elyite

Formula: Pb₄Cu(SO₄)O₂(OH)₄ · H₂O

Locality: Silver mine slag locality, Trémuson, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Pierre Le Roch CollectionIdentified by Jean-Marc Johannet: Visual Identification

ⓘ Epidote

Formula: (CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)

Localities: Reported from at least 11 localities in this region.

ⓘ 'Fayalite-Forsterite Series'

Locality: Gabbro-diorite intrusion, Saint-Quay-Portrieux, Saint-Brieuc, Côtes-d'Armor, Brittany, France

ⓘ Ferberite

Formula: FeWO₄

Locality: Kervern, Saint-Gildas, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.165

ⓘ Fluorite

Formula: CaF₂

Locality: Trégueux, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.86

ⓘ Galena

Formula: PbS

Localities: Reported from at least 6 localities in this region.

ⓘ Galena var. Silver-bearing Galena

Formula: PbS with Ag

Locality: Trémuson, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Lukas, Yann (1978) Roches et minéraux de Bretagne. Ouest France. p.1-33.p.9

ⓘ 'Garnet Group'

Formula: X₃Z₂(SiO₄)₃

Localities: Reported from at least 12 localities in this region.

ⓘ Goethite

Formula: Fe³⁺O(OH)

Localities:

Ile de la Comtesse beach alluvial deposits, Saint-Quay-Portrieux, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Lermot, Hillion, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Silver mine slag locality, Trémuson, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Carberon, Hillion, Saint-Brieuc, Côtes-d'Armor, Brittany, France

ⓘ Graphite

Formula: C

Localities:

Silver mine slag locality, Trémuson, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Les Houssas, La Poterie, Lamballe, Lamballe-Armor, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Le Cosquer, Lamballe, Lamballe-Armor, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Bas-Vallon, L'Hermitage-Lorge, Plœuc-L'Hermitage, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Maroué, Lamballe, Lamballe-Armor, Saint-Brieuc, Côtes-d'Armor, Brittany, France

ⓘ Gudmundite

Formula: FeSbS

Locality: Trémuson, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.78

ⓘ Gypsum

Formula: CaSO₄ · 2H₂O

Locality: Bas-Vallon, L'Hermitage-Lorge, Plœuc-L'Hermitage, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.159

ⓘ Halotrichite

Formula: Fe²⁺Al₂(SO₄)₄ · 22H₂O

Locality: N164 By-pass, Caurel, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Pierre Le Roch

ⓘ Hematite

Formula: Fe₂O₃

Localities:

Ile de la Comtesse beach alluvial deposits, Saint-Quay-Portrieux, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Bas-Vallon, L'Hermitage-Lorge, Plœuc-L'Hermitage, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Lermot, Hillion, Saint-Brieuc, Côtes-d'Armor, Brittany, France

ⓘ 'Hornblende Root Name Group'

Formula: ◻Ca₂(C²⁺₄C³⁺)(AlSi₇O₂₂)W₂

Locality: Gabbro-diorite intrusion, Saint-Quay-Portrieux, Saint-Brieuc, Côtes-d'Armor, Brittany, France

ⓘ Hübnerite

Formula: MnWO₄

Locality: Kervern, Saint-Gildas, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.165

ⓘ 'Hypersthene'

Formula: (Mg,Fe)SiO₃

Locality: Gabbro-diorite intrusion, Saint-Quay-Portrieux, Saint-Brieuc, Côtes-d'Armor, Brittany, France

ⓘ Ilmenite

Formula: Fe²⁺TiO₃

Localities: Reported from at least 11 localities in this region.

ⓘ Jarosite

Formula: KFe³⁺₃(SO₄)₂(OH)₆

Locality: Kerfouleu, Saint-Gildas, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.162

ⓘ 'Joséite'

Formula: Bi₄TeS₂

Locality: Kervern, Saint-Gildas, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.83

ⓘ Kaolinite

Formula: Al₂(Si₂O₅)(OH)₄

Locality: Plémet, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Lukas, Yann (1978) Roches et minéraux de Bretagne. Ouest France. p.1-33.p.30

ⓘ Kobellite

Formula: Pb₂₂Cu₄(Bi,Sb)₃₀S₆₉

Locality: Kervern, Saint-Gildas, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.40

ⓘ Kyanite

Formula: Al₂(SiO₄)O

Localities:

L’Hôtellerie beach alluvials, Hillion, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Le Port Morvan beach alluvials, Pléneuf-Val-André, Saint-Brieuc, Côtes-d'Armor, Brittany, France
La Ville Berneuf beach alluvials, Pléneuf-Val-André, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Saint-Laurent-de-la-Mer beach alluvials, Plérin, Saint-Brieuc, Côtes-d'Armor, Brittany, France

ⓘ 'Limonite'

Localities: Reported from at least 8 localities in this region.

ⓘ Linarite

Formula: PbCu(SO₄)(OH)₂

Locality: Silver mine slag locality, Trémuson, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Pierrot, Roland; Chauris, Louis; Laforêt, Claude (1975) Inventaire minéralogique de la France - Côtes-du-Nord (22) - Inventaire minéralogique de la France No. 5. Editions du BRGM.pp.186-188

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.162

ⓘ Mackinawite

Formula: FeS

Localities:

Bosméléac, Merléac, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Kervern, Saint-Gildas, Saint-Brieuc, Côtes-d'Armor, Brittany, France

ⓘ Magnetite

Formula: Fe²⁺Fe³⁺₂O₄

Localities: Reported from at least 16 localities in this region.

ⓘ Magnetite var. Titanium-bearing Magnetite

Formula: Fe²⁺(Fe³⁺,Ti)₂O₄

Locality: Saint-Quay-Portrieux, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.96

ⓘ Malachite

Formula: Cu₂(CO₃)(OH)₂

Locality: Silver mine slag locality, Trémuson, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Jean-Marc Johannet collectionIdentified by Jean-Marc Johannet: Visual Identification

ⓘ Marcasite

Formula: FeS₂

Localities:

Silver mine slag locality, Trémuson, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Le Plessis d'en Haut, Trédaniel, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Kervern, Saint-Gildas, Saint-Brieuc, Côtes-d'Armor, Brittany, France

ⓘ 'Melnikovite'

Locality: Trémuson, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.58

ⓘ 'Monazite Group'

Formula: REE(PO₄)

Localities: Reported from at least 6 localities in this region.

ⓘ Muscovite

Formula: KAl₂(AlSi₃O₁₀)(OH)₂

Locality: Maroué, Lamballe, Lamballe-Armor, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.43

ⓘ Native Bismuth

Formula: Bi

Locality: Kervern, Saint-Gildas, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.40

ⓘ Native Copper

Formula: Cu

Localities:

Trémuson, Saint-Brieuc, Côtes-d'Armor, Brittany, France
La Porte-aux-Moines, Saint-Martin-des-Prés, Saint-Brieuc, Côtes-d'Armor, Brittany, France

ⓘ Native Gold

Formula: Au

Localities:

Dahouët beach alluvials, Pléneuf-Val-André, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Le Tiernez, Loudéac, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Launay Grésillon, Loudéac, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Le Bois Chef d'Ane, Collinée, Le Mené, Saint-Brieuc, Côtes-d'Armor, Brittany, France

ⓘ Native Gold var. Electrum

Formula: (Au,Ag)

Locality: Dahouët beach alluvials, Pléneuf-Val-André, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.37

ⓘ Native Silver

Formula: Ag

Localities:

Dahouët beach alluvials, Pléneuf-Val-André, Saint-Brieuc, Côtes-d'Armor, Brittany, France
La Porte-aux-Moines, Saint-Martin-des-Prés, Saint-Brieuc, Côtes-d'Armor, Brittany, France

ⓘ Opal

Formula: SiO₂ · nH₂O

Locality: Saint-Lubin, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Bibinger, G. et Lysiak, J.-L.(2014) - L'opale noire de Saint-Lubin, Plémet, Côtes-D'Armor. Le Règne Minéral, 120, pp. 54-55, editions du Piat.

ⓘ Parsonsite

Formula: Pb₂(UO₂)(PO₄)₂

Locality: Le Plessis d'en Haut, Trédaniel, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

(1998) La Radioactivité et les Minéraux Uranifères Français. Le Règne Minéral - Hors Série 4. Les Éditions du Piat

ⓘ Pearceite

Formula: [Ag₆As₂S₇][Ag₉CuS₄]

Locality: Trémuson, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.81

ⓘ 'Petrified Wood'

Locality: Saint-Jacut-du-Mené, Le Mené, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.115

ⓘ Polybasite

Formula: [Ag₆Sb₂S₇][Ag₉CuS₄]

Locality: Trémuson, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.80

ⓘ Powellite var. Tungsten-powellite

Formula: Ca(Mo,W)O₄

Locality: Alluvial deposits, Corlay, Saint-Brieuc, Côtes-d'Armor, Brittany, France

Description: Yellowish grains of molybden-rich scheelite.

References:

Devismes, P. (1978) Atlas photographique des minéraux d'alluvions. Mémoires du BRGM, no. 95.

ⓘ Pyrite

Formula: FeS₂

Localities: Reported from at least 20 localities in this region.

ⓘ Pyrrhotite

Formula: Fe_1-xS

Localities: Reported from at least 6 localities in this region.

ⓘ Quartz

Formula: SiO₂

Localities: Reported from at least 6 localities in this region.

ⓘ Rutile

Formula: TiO₂

Localities: Reported from at least 12 localities in this region.

ⓘ Scheelite

Formula: Ca(WO₄)

Localities:

Dahouët beach alluvials, Pléneuf-Val-André, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Le Bois Hardy, Bréhand, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Kerfouleu, Saint-Gildas, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Kervern, Saint-Gildas, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Fonteny beach alluvials, Saint-Quay-Portrieux, Saint-Brieuc, Côtes-d'Armor, Brittany, France

ⓘ Serpierite

Formula: Ca(Cu²⁺,Zn²⁺)₄(S⁶⁺O₄)₂(OH)₆ · 3H₂O

Locality: Silver mine slag locality, Trémuson, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Pierre Le Roch CollectionIdentified by Jean-Marc Johannet: Visual Identification

ⓘ Siderite

Formula: FeCO₃

Localities:

La Porte-aux-Moines, Saint-Martin-des-Prés, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Silver mine slag locality, Trémuson, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Le Pouldu, Caurel, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Plérin, Saint-Brieuc, Côtes-d'Armor, Brittany, France

Description: Botryoidal aggregates in eluvium.

ⓘ Sillimanite

Formula: Al₂(SiO₄)O

Locality: L’Hôtellerie beach alluvials, Hillion, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

ⓘ Sphalerite

Formula: ZnS

Localities:

Kervern, Saint-Gildas, Saint-Brieuc, Côtes-d'Armor, Brittany, France
La Porte-aux-Moines, Saint-Martin-des-Prés, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Silver mine slag locality, Trémuson, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Trémuson, Saint-Brieuc, Côtes-d'Armor, Brittany, France

ⓘ Stannite

Formula: Cu₂FeSnS₄

Localities:

Kervern, Saint-Gildas, Saint-Brieuc, Côtes-d'Armor, Brittany, France
La Porte-aux-Moines, Saint-Martin-des-Prés, Saint-Brieuc, Côtes-d'Armor, Brittany, France

ⓘ Staurolite

Formula: Fe²⁺₂Al₉Si₄O₂₃(OH)

Localities: Reported from at least 8 localities in this region.

ⓘ 'Tetrahedrite Group'

Formula: ^M2(A₆)^M1(B₄ C₂)^X3(D₄)^S1(Y₁₂)^S2(Z)

Localities:

Trémuson, Saint-Brieuc, Côtes-d'Armor, Brittany, France
La Porte-aux-Moines, Saint-Martin-des-Prés, Saint-Brieuc, Côtes-d'Armor, Brittany, France

ⓘ 'Tetrahedrite Subgroup'

Formula: Cu₆(Cu₄C²⁺₂)Sb₄S₁₂S

Locality: La Porte-aux-Moines, Saint-Martin-des-Prés, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Lips, ALW (2006) A review of non-ferrous mineral deposits in Europe - Finalised initial database BRGM/RP -54957 - FR

ⓘ Titanite

Formula: CaTiO(SiO₄)

Locality: Ile de la Comtesse beach alluvial deposits, Saint-Quay-Portrieux, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Pierrot, Roland; Chauris, Louis; Laforêt, Claude (1975) Inventaire minéralogique de la France - Côtes-du-Nord (22) - Inventaire minéralogique de la France No. 5. Editions du BRGM.pp.158-159

ⓘ Torbernite

Formula: Cu(UO₂)₂(PO₄)₂ · 12H₂O

Locality: Clos Méchain, Le Gouray, Le Mené, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

BILAN ENVIRONNEMENTAL (2014) Sites miniers de la Bretagne Départements des Côtes d’Armor, du Finistère et du Morbihan

ⓘ 'Tourmaline'

Formula: AD₃G₆(T₆O₁₈)(BO₃)₃X₃Z

Localities: Reported from at least 6 localities in this region.

ⓘ Ulvöspinel

Formula: TiFe²⁺₂O₄

Locality: La Houssaye point, Erquy, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.91

ⓘ Uraninite

Formula: UO₂

Locality: Clos Méchain, Le Gouray, Le Mené, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

BILAN ENVIRONNEMENTAL (2014) Sites miniers de la Bretagne Départements des Côtes d’Armor, du Finistère et du Morbihan

ⓘ Uraninite var. Pitchblende

Formula: UO₂

Locality: Clos Méchain, Le Gouray, Le Mené, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

BILAN ENVIRONNEMENTAL (2014) Sites miniers de la Bretagne Départements des Côtes d’Armor, du Finistère et du Morbihan

ⓘ Uranocircite

Formula: Ba(UO₂)₂(PO₄)₂ · 10H₂O

Locality: Le Plessis d'en Haut, Trédaniel, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

(1998) La Radioactivité et les Minéraux Uranifères Français. Le Règne Minéral - Hors Série 4. Les Éditions du Piat

ⓘ Uranophane

Formula: Ca(UO₂)₂(SiO₃OH)₂ · 5H₂O

Locality: Clos Méchain, Le Gouray, Le Mené, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

BILAN ENVIRONNEMENTAL (2014) Sites miniers de la Bretagne Départements des Côtes d’Armor, du Finistère et du Morbihan

ⓘ Vivianite

Formula: Fe²⁺Fe²⁺₂(PO₄)₂ · 8H₂O

Locality: Le Pouldu, Caurel, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.151

ⓘ Voglite

Formula: Ca₂Cu(UO₂)(CO₃)₄ · 6H₂O

Localities:

Le Gouray, Le Mené, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Clos Méchain, Le Gouray, Le Mené, Saint-Brieuc, Côtes-d'Armor, Brittany, France

ⓘ Wavellite

Formula: Al₃(PO₄)₂(OH)₃ · 5H₂O

Locality: N164 By-pass, Caurel, Saint-Brieuc, Côtes-d'Armor, Brittany, France

References:

Pierre Le Roch

ⓘ 'Wolframite Group'

Localities:

Kerfouleu, Saint-Gildas, Saint-Brieuc, Côtes-d'Armor, Brittany, France
Kervern, Saint-Gildas, Saint-Brieuc, Côtes-d'Armor, Brittany, France

ⓘ Zircon

Formula: Zr(SiO₄)

Localities: Reported from at least 11 localities in this region.

Gallery:

Pb₄Cu(SO₄)O₂(OH)₄ · H₂Oⓘ Elyite

Elyite

Silver mine slag locality, Trémuson, Saint-Brieuc, Côtes-d'Armor, Brittany, France

Elyite

Silver mine slag locality, Trémuson, Saint-Brieuc, Côtes-d'Armor, Brittany, France

Elyite

Silver mine slag locality, Trémuson, Saint-Brieuc, Côtes-d'Armor, Brittany, France

Fe²⁺Al₂(SO₄)₄ · 22H₂Oⓘ Halotrichite

Halotrichite

N164 By-pass, Caurel, Saint-Brieuc, Côtes-d'Armor, Brittany, France

Halotrichite

N164 By-pass, Caurel, Saint-Brieuc, Côtes-d'Armor, Brittany, France

Halotrichite

N164 By-pass, Caurel, Saint-Brieuc, Côtes-d'Armor, Brittany, France

SiO₂ⓘ Quartz

Quartz, etc.

Bara quarry, Allineuc, Saint-Brieuc, Côtes-d'Armor, Brittany, France

Quartz, etc.

Bara quarry, Allineuc, Saint-Brieuc, Côtes-d'Armor, Brittany, France

Quartz, etc.

Bara quarry, Allineuc, Saint-Brieuc, Côtes-d'Armor, Brittany, France

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘ	Native Copper	1.AA.05	Cu
ⓘ	Native Gold var. Electrum	1.AA.05	(Au,Ag)
ⓘ		1.AA.05	Au
ⓘ	Native Silver	1.AA.05	Ag
ⓘ	Native Bismuth	1.CA.05	Bi
ⓘ	Graphite	1.CB.05a	C
Group 2 - Sulphides and Sulfosalts
ⓘ	Bornite	2.BA.15	Cu₅FeS₄
ⓘ	Covellite	2.CA.05a	CuS
ⓘ	Sphalerite	2.CB.05a	ZnS
ⓘ	Chalcopyrite	2.CB.10a	CuFeS₂
ⓘ	Stannite	2.CB.15a	Cu₂FeSnS₄
ⓘ	Cubanite	2.CB.55a	CuFe₂S₃
ⓘ	Pyrrhotite	2.CC.10	Fe_1-xS
ⓘ	Mackinawite	2.CC.25	FeS
ⓘ	Galena	2.CD.10	PbS
ⓘ	var. Silver-bearing Galena	2.CD.10	PbS with Ag
ⓘ	Bismuthinite	2.DB.05	Bi₂S₃
ⓘ	'Joséite'	2.DC.05	Bi₄TeS₂
ⓘ	Pyrite	2.EB.05a	FeS₂
ⓘ	Marcasite	2.EB.10a	FeS₂
ⓘ	Arsenopyrite	2.EB.20	FeAsS
ⓘ	Gudmundite	2.EB.20	FeSbS
ⓘ	Bournonite	2.GA.50	PbCuSbS₃
ⓘ	'Tetrahedrite Subgroup'	2.GB.05	Cu₆(Cu₄C²⁺₂)Sb₄S₁₂S
ⓘ	Pearceite	2.GB.15	[Ag₆As₂S₇][Ag₉CuS₄]
ⓘ	Polybasite	2.GB.15	[Ag₆Sb₂S₇][Ag₉CuS₄]
ⓘ	Aikinite	2.HB.05a	CuPbBiS₃
ⓘ	Kobellite	2.HB.10a	Pb₂₂Cu₄(Bi,Sb)₃₀S₆₉
ⓘ	Cosalite	2.JB.10	Pb₂Bi₂S₅
Group 3 - Halides
ⓘ	Fluorite	3.AB.25	CaF₂
ⓘ	Connellite	3.DA.25	Cu₁₉(SO₄)(OH)₃₂Cl₄ · 3H₂O
Group 4 - Oxides and Hydroxides
ⓘ	Cuprite	4.AA.10	Cu₂O
ⓘ	Chromite	4.BB.05	Fe²⁺Cr³⁺₂O₄
ⓘ	Magnetite	4.BB.05	Fe²⁺Fe³⁺₂O₄
ⓘ	var. Titanium-bearing Magnetite	4.BB.05	Fe²⁺(Fe³⁺,Ti)₂O₄
ⓘ	Ulvöspinel	4.BB.05	TiFe²⁺₂O₄
ⓘ	Corundum	4.CB.05	Al₂O₃
ⓘ	Hematite	4.CB.05	Fe₂O₃
ⓘ	Ilmenite	4.CB.05	Fe²⁺TiO₃
ⓘ	Quartz	4.DA.05	SiO₂
ⓘ	Opal	4.DA.10	SiO₂ · nH₂O
ⓘ	Cassiterite	4.DB.05	SnO₂
ⓘ	Rutile	4.DB.05	TiO₂
ⓘ	Ferberite	4.DB.30	FeWO₄
ⓘ	Hübnerite	4.DB.30	MnWO₄
ⓘ	'Wolframite Group'	4.DB.30 va
ⓘ	Anatase	4.DD.05	TiO₂
ⓘ	Uraninite var. Pitchblende	4.DL.05	UO₂
ⓘ		4.DL.05	UO₂
ⓘ	Goethite	4.FD.10	Fe³⁺O(OH)
ⓘ	Billietite	4.GB.10	Ba(UO₂)₆O₄(OH)₆ · 4-8H₂O
Group 5 - Nitrates and Carbonates
ⓘ	Calcite	5.AB.05	CaCO₃
ⓘ	Siderite	5.AB.05	FeCO₃
ⓘ	Malachite	5.BA.10	Cu₂(CO₃)(OH)₂
ⓘ	Voglite	5.EE.05	Ca₂Cu(UO₂)(CO₃)₄ · 6H₂O
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘ	Baryte	7.AD.35	BaSO₄
ⓘ	Jarosite	7.BC.10	KFe³⁺₃(SO₄)₂(OH)₆
ⓘ	Linarite	7.BC.65	PbCu(SO₄)(OH)₂
ⓘ	Halotrichite	7.CB.85	Fe²⁺Al₂(SO₄)₄ · 22H₂O
ⓘ	Gypsum	7.CD.40	CaSO₄ · 2H₂O
ⓘ	Serpierite	7.DD.30	Ca(Cu²⁺,Zn²⁺)₄(S⁶⁺O₄)₂(OH)₆ · 3H₂O
ⓘ	Elyite	7.DF.65	Pb₄Cu(SO₄)O₂(OH)₄ · H₂O
ⓘ	Scheelite	7.GA.05	Ca(WO₄)
ⓘ	Powellite var. Tungsten-powellite	7.GA.05	Ca(Mo,W)O₄
Group 8 - Phosphates, Arsenates and Vanadates
ⓘ	Crandallite	8.BL.10	CaAl₃(PO₄)(PO₃OH)(OH)₆
ⓘ	Vivianite	8.CE.40	Fe²⁺Fe²⁺₂(PO₄)₂ · 8H₂O
ⓘ	Wavellite	8.DC.50	Al₃(PO₄)₂(OH)₃ · 5H₂O
ⓘ	Parsonsite	8.EA.10	Pb₂(UO₂)(PO₄)₂
ⓘ	Autunite	8.EB.05	Ca(UO₂)₂(PO₄)₂ · 10-12H₂O
ⓘ	Torbernite	8.EB.05	Cu(UO₂)₂(PO₄)₂ · 12H₂O
ⓘ	Uranocircite	8.EB.05	Ba(UO₂)₂(PO₄)₂ · 10H₂O
ⓘ	Dewindtite	8.EC.10	H₂Pb₃(UO₂)₆O₄(PO₄)₄ · 12H₂O
Group 9 - Silicates
ⓘ	Zircon	9.AD.30	Zr(SiO₄)
ⓘ	Sillimanite	9.AF.05	Al₂(SiO₄)O
ⓘ	Andalusite	9.AF.10	Al₂(SiO₄)O
ⓘ	Kyanite	9.AF.15	Al₂(SiO₄)O
ⓘ	Staurolite	9.AF.30	Fe²⁺₂Al₉Si₄O₂₃(OH)
ⓘ	Titanite	9.AG.15	CaTiO(SiO₄)
ⓘ	Uranophane	9.AK.15	Ca(UO₂)₂(SiO₃OH)₂ · 5H₂O
ⓘ	Epidote	9.BG.05a	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
ⓘ	Augite	9.DA.15	(Ca_xMg_yFe_z)(Mg_y1Fe_z1)Si₂O₆
ⓘ	Cummingtonite	9.DE.05	◻Mg₂Mg₅(Si₈O₂₂)(OH)₂
ⓘ	Muscovite	9.EC.15	KAl₂(AlSi₃O₁₀)(OH)₂
ⓘ	Kaolinite	9.ED.05	Al₂(Si₂O₅)(OH)₄
Unclassified
ⓘ	'Amphibole Supergroup'	-	AB₂C₅(T₈O₂₂)W₂
ⓘ	'Andorite'	-	AgPbSb₃S₆
ⓘ	'Biotite'	-	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
ⓘ	'Chlorite Group'	-
ⓘ	'Hypersthene'	-	(Mg,Fe)SiO₃
ⓘ	'Limonite'	-
ⓘ	'Monazite Group'	-	REE(PO₄)
ⓘ	'Tourmaline'	-	AD₃G₆(T₆O₁₈)(BO₃)₃X₃Z
ⓘ	'Melnikovite'	-
ⓘ	'Petrified Wood'	-
ⓘ	'Fayalite-Forsterite Series'	-
ⓘ	'Hornblende Root Name Group'	-	◻Ca₂(C²⁺₄C³⁺)(AlSi₇O₂₂)W₂
ⓘ	'Garnet Group'	-	X₃Z₂(SiO₄)₃
ⓘ	'Apatite'	-	Ca₅(PO₄)₃A
ⓘ	'Tetrahedrite Group'	-	^M2(A₆)^M1(B₄ C₂)^X3(D₄)^S1(Y₁₂)^S2(Z)

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Autunite	Ca(UO₂)₂(PO₄)₂ · 10-12H₂O
H	ⓘ Billietite	Ba(UO₂)₆O₄(OH)₆ · 4-8H₂O
H	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
H	ⓘ Connellite	Cu₁₉(SO₄)(OH)₃₂Cl₄ · 3H₂O
H	ⓘ Crandallite	CaAl₃(PO₄)(PO₃OH)(OH)₆
H	ⓘ Cummingtonite	◻Mg₂Mg₅(Si₈O₂₂)(OH)₂
H	ⓘ Dewindtite	H₂Pb₃(UO₂)₆O₄(PO₄)₄ · 12H₂O
H	ⓘ Elyite	Pb₄Cu(SO₄)O₂(OH)₄ · H₂O
H	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
H	ⓘ Goethite	Fe³⁺O(OH)
H	ⓘ Gypsum	CaSO₄ · 2H₂O
H	ⓘ Halotrichite	Fe²⁺Al₂(SO₄)₄ · 22H₂O
H	ⓘ Jarosite	KFe₃³⁺(SO₄)₂(OH)₆
H	ⓘ Kaolinite	Al₂(Si₂O₅)(OH)₄
H	ⓘ Linarite	PbCu(SO₄)(OH)₂
H	ⓘ Malachite	Cu₂(CO₃)(OH)₂
H	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
H	ⓘ Opal	SiO₂ · nH₂O
H	ⓘ Serpierite	Ca(Cu²⁺,Zn²⁺)₄(S⁶⁺O₄)₂(OH)₆ · 3H₂O
H	ⓘ Staurolite	Fe₂²⁺Al₉Si₄O₂₃(OH)
H	ⓘ Torbernite	Cu(UO₂)₂(PO₄)₂ · 12H₂O
H	ⓘ Uranocircite	Ba(UO₂)₂(PO₄)₂ · 10H₂O
H	ⓘ Uranophane	Ca(UO₂)₂(SiO₃OH)₂ · 5H₂O
H	ⓘ Vivianite	Fe²⁺Fe₂²⁺(PO₄)₂ · 8H₂O
H	ⓘ Voglite	Ca₂Cu(UO₂)(CO₃)₄ · 6H₂O
H	ⓘ Wavellite	Al₃(PO₄)₂(OH)₃ · 5H₂O
B	Boron
B	ⓘ Tourmaline	AD₃G₆(T₆O₁₈)(BO₃)₃X₃Z
C	Carbon
C	ⓘ Calcite	CaCO₃
C	ⓘ Graphite	C
C	ⓘ Malachite	Cu₂(CO₃)(OH)₂
C	ⓘ Siderite	FeCO₃
C	ⓘ Voglite	Ca₂Cu(UO₂)(CO₃)₄ · 6H₂O
O	Oxygen
O	ⓘ Amphibole Supergroup	AB₂C₅(T₈O₂₂)W₂
O	ⓘ Anatase	TiO₂
O	ⓘ Andalusite	Al₂(SiO₄)O
O	ⓘ Augite	(Ca_xMg_yFe_z)(Mg_y1Fe_z1)Si₂O₆
O	ⓘ Autunite	Ca(UO₂)₂(PO₄)₂ · 10-12H₂O
O	ⓘ Baryte	BaSO₄
O	ⓘ Billietite	Ba(UO₂)₆O₄(OH)₆ · 4-8H₂O
O	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
O	ⓘ Calcite	CaCO₃
O	ⓘ Cassiterite	SnO₂
O	ⓘ Chromite	Fe²⁺Cr₂³⁺O₄
O	ⓘ Connellite	Cu₁₉(SO₄)(OH)₃₂Cl₄ · 3H₂O
O	ⓘ Corundum	Al₂O₃
O	ⓘ Crandallite	CaAl₃(PO₄)(PO₃OH)(OH)₆
O	ⓘ Cummingtonite	◻Mg₂Mg₅(Si₈O₂₂)(OH)₂
O	ⓘ Cuprite	Cu₂O
O	ⓘ Dewindtite	H₂Pb₃(UO₂)₆O₄(PO₄)₄ · 12H₂O
O	ⓘ Elyite	Pb₄Cu(SO₄)O₂(OH)₄ · H₂O
O	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
O	ⓘ Ferberite	FeWO₄
O	ⓘ Goethite	Fe³⁺O(OH)
O	ⓘ Gypsum	CaSO₄ · 2H₂O
O	ⓘ Halotrichite	Fe²⁺Al₂(SO₄)₄ · 22H₂O
O	ⓘ Hematite	Fe₂O₃
O	ⓘ Hübnerite	MnWO₄
O	ⓘ Hypersthene	(Mg,Fe)SiO₃
O	ⓘ Ilmenite	Fe²⁺TiO₃
O	ⓘ Jarosite	KFe₃³⁺(SO₄)₂(OH)₆
O	ⓘ Kaolinite	Al₂(Si₂O₅)(OH)₄
O	ⓘ Kyanite	Al₂(SiO₄)O
O	ⓘ Linarite	PbCu(SO₄)(OH)₂
O	ⓘ Magnetite	Fe²⁺Fe₂³⁺O₄
O	ⓘ Malachite	Cu₂(CO₃)(OH)₂
O	ⓘ Monazite Group	REE(PO₄)
O	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
O	ⓘ Opal	SiO₂ · nH₂O
O	ⓘ Parsonsite	Pb₂(UO₂)(PO₄)₂
O	ⓘ Uraninite var. Pitchblende	UO₂
O	ⓘ Quartz	SiO₂
O	ⓘ Rutile	TiO₂
O	ⓘ Scheelite	Ca(WO₄)
O	ⓘ Serpierite	Ca(Cu²⁺,Zn²⁺)₄(S⁶⁺O₄)₂(OH)₆ · 3H₂O
O	ⓘ Siderite	FeCO₃
O	ⓘ Sillimanite	Al₂(SiO₄)O
O	ⓘ Staurolite	Fe₂²⁺Al₉Si₄O₂₃(OH)
O	ⓘ Titanite	CaTiO(SiO₄)
O	ⓘ Magnetite var. Titanium-bearing Magnetite	Fe²⁺(Fe³⁺,Ti)₂O₄
O	ⓘ Torbernite	Cu(UO₂)₂(PO₄)₂ · 12H₂O
O	ⓘ Tourmaline	AD₃G₆(T₆O₁₈)(BO₃)₃X₃Z
O	ⓘ Ulvöspinel	TiFe₂²⁺O₄
O	ⓘ Uraninite	UO₂
O	ⓘ Uranocircite	Ba(UO₂)₂(PO₄)₂ · 10H₂O
O	ⓘ Uranophane	Ca(UO₂)₂(SiO₃OH)₂ · 5H₂O
O	ⓘ Vivianite	Fe²⁺Fe₂²⁺(PO₄)₂ · 8H₂O
O	ⓘ Voglite	Ca₂Cu(UO₂)(CO₃)₄ · 6H₂O
O	ⓘ Wavellite	Al₃(PO₄)₂(OH)₃ · 5H₂O
O	ⓘ Zircon	Zr(SiO₄)
O	ⓘ Fayalite-Forsterite Series
O	ⓘ Powellite var. Tungsten-powellite	Ca(Mo,W)O₄
O	ⓘ Hornblende Root Name Group	◻Ca₂(C₄²⁺C³⁺)(AlSi₇O₂₂)W₂
O	ⓘ Garnet Group	X₃Z₂(SiO₄)₃
O	ⓘ Apatite	Ca₅(PO₄)₃A
F	Fluorine
F	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
F	ⓘ Fluorite	CaF₂
Mg	Magnesium
Mg	ⓘ Augite	(Ca_xMg_yFe_z)(Mg_y1Fe_z1)Si₂O₆
Mg	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
Mg	ⓘ Cummingtonite	◻Mg₂Mg₅(Si₈O₂₂)(OH)₂
Mg	ⓘ Hypersthene	(Mg,Fe)SiO₃
Mg	ⓘ Fayalite-Forsterite Series
Al	Aluminium
Al	ⓘ Andalusite	Al₂(SiO₄)O
Al	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
Al	ⓘ Corundum	Al₂O₃
Al	ⓘ Crandallite	CaAl₃(PO₄)(PO₃OH)(OH)₆
Al	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
Al	ⓘ Halotrichite	Fe²⁺Al₂(SO₄)₄ · 22H₂O
Al	ⓘ Kaolinite	Al₂(Si₂O₅)(OH)₄
Al	ⓘ Kyanite	Al₂(SiO₄)O
Al	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
Al	ⓘ Sillimanite	Al₂(SiO₄)O
Al	ⓘ Staurolite	Fe₂²⁺Al₉Si₄O₂₃(OH)
Al	ⓘ Wavellite	Al₃(PO₄)₂(OH)₃ · 5H₂O
Al	ⓘ Hornblende Root Name Group	◻Ca₂(C₄²⁺C³⁺)(AlSi₇O₂₂)W₂
Si	Silicon
Si	ⓘ Andalusite	Al₂(SiO₄)O
Si	ⓘ Augite	(Ca_xMg_yFe_z)(Mg_y1Fe_z1)Si₂O₆
Si	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
Si	ⓘ Cummingtonite	◻Mg₂Mg₅(Si₈O₂₂)(OH)₂
Si	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
Si	ⓘ Hypersthene	(Mg,Fe)SiO₃
Si	ⓘ Kaolinite	Al₂(Si₂O₅)(OH)₄
Si	ⓘ Kyanite	Al₂(SiO₄)O
Si	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
Si	ⓘ Opal	SiO₂ · nH₂O
Si	ⓘ Quartz	SiO₂
Si	ⓘ Sillimanite	Al₂(SiO₄)O
Si	ⓘ Staurolite	Fe₂²⁺Al₉Si₄O₂₃(OH)
Si	ⓘ Titanite	CaTiO(SiO₄)
Si	ⓘ Uranophane	Ca(UO₂)₂(SiO₃OH)₂ · 5H₂O
Si	ⓘ Zircon	Zr(SiO₄)
Si	ⓘ Fayalite-Forsterite Series
Si	ⓘ Hornblende Root Name Group	◻Ca₂(C₄²⁺C³⁺)(AlSi₇O₂₂)W₂
Si	ⓘ Garnet Group	X₃Z₂(SiO₄)₃
P	Phosphorus
P	ⓘ Autunite	Ca(UO₂)₂(PO₄)₂ · 10-12H₂O
P	ⓘ Crandallite	CaAl₃(PO₄)(PO₃OH)(OH)₆
P	ⓘ Dewindtite	H₂Pb₃(UO₂)₆O₄(PO₄)₄ · 12H₂O
P	ⓘ Monazite Group	REE(PO₄)
P	ⓘ Parsonsite	Pb₂(UO₂)(PO₄)₂
P	ⓘ Torbernite	Cu(UO₂)₂(PO₄)₂ · 12H₂O
P	ⓘ Uranocircite	Ba(UO₂)₂(PO₄)₂ · 10H₂O
P	ⓘ Vivianite	Fe²⁺Fe₂²⁺(PO₄)₂ · 8H₂O
P	ⓘ Wavellite	Al₃(PO₄)₂(OH)₃ · 5H₂O
P	ⓘ Apatite	Ca₅(PO₄)₃A
S	Sulfur
S	ⓘ Aikinite	CuPbBiS₃
S	ⓘ Andorite	AgPbSb₃S₆
S	ⓘ Arsenopyrite	FeAsS
S	ⓘ Baryte	BaSO₄
S	ⓘ Bismuthinite	Bi₂S₃
S	ⓘ Bornite	Cu₅FeS₄
S	ⓘ Bournonite	PbCuSbS₃
S	ⓘ Chalcopyrite	CuFeS₂
S	ⓘ Connellite	Cu₁₉(SO₄)(OH)₃₂Cl₄ · 3H₂O
S	ⓘ Cosalite	Pb₂Bi₂S₅
S	ⓘ Covellite	CuS
S	ⓘ Cubanite	CuFe₂S₃
S	ⓘ Elyite	Pb₄Cu(SO₄)O₂(OH)₄ · H₂O
S	ⓘ Galena	PbS
S	ⓘ Gudmundite	FeSbS
S	ⓘ Gypsum	CaSO₄ · 2H₂O
S	ⓘ Halotrichite	Fe²⁺Al₂(SO₄)₄ · 22H₂O
S	ⓘ Jarosite	KFe₃³⁺(SO₄)₂(OH)₆
S	ⓘ Joséite	Bi₄TeS₂
S	ⓘ Kobellite	Pb₂₂Cu₄(Bi,Sb)₃₀S₆₉
S	ⓘ Linarite	PbCu(SO₄)(OH)₂
S	ⓘ Mackinawite	FeS
S	ⓘ Marcasite	FeS₂
S	ⓘ Pearceite	[Ag₆As₂S₇][Ag₉CuS₄]
S	ⓘ Polybasite	[Ag₆Sb₂S₇][Ag₉CuS₄]
S	ⓘ Pyrite	FeS₂
S	ⓘ Pyrrhotite	Fe_1-xS
S	ⓘ Serpierite	Ca(Cu²⁺,Zn²⁺)₄(S⁶⁺O₄)₂(OH)₆ · 3H₂O
S	ⓘ Sphalerite	ZnS
S	ⓘ Stannite	Cu₂FeSnS₄
S	ⓘ Tetrahedrite Subgroup	Cu₆(Cu₄C₂²⁺)Sb₄S₁₂S
S	ⓘ Galena var. Silver-bearing Galena	PbS with Ag
S	ⓘ Tetrahedrite Group	^M2(A₆)^M1(B₄ C₂)^X3(D₄)^S1(Y₁₂)^S2(Z)
Cl	Chlorine
Cl	ⓘ Connellite	Cu₁₉(SO₄)(OH)₃₂Cl₄ · 3H₂O
K	Potassium
K	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
K	ⓘ Jarosite	KFe₃³⁺(SO₄)₂(OH)₆
K	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
Ca	Calcium
Ca	ⓘ Augite	(Ca_xMg_yFe_z)(Mg_y1Fe_z1)Si₂O₆
Ca	ⓘ Autunite	Ca(UO₂)₂(PO₄)₂ · 10-12H₂O
Ca	ⓘ Calcite	CaCO₃
Ca	ⓘ Crandallite	CaAl₃(PO₄)(PO₃OH)(OH)₆
Ca	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
Ca	ⓘ Fluorite	CaF₂
Ca	ⓘ Gypsum	CaSO₄ · 2H₂O
Ca	ⓘ Scheelite	Ca(WO₄)
Ca	ⓘ Serpierite	Ca(Cu²⁺,Zn²⁺)₄(S⁶⁺O₄)₂(OH)₆ · 3H₂O
Ca	ⓘ Titanite	CaTiO(SiO₄)
Ca	ⓘ Uranophane	Ca(UO₂)₂(SiO₃OH)₂ · 5H₂O
Ca	ⓘ Voglite	Ca₂Cu(UO₂)(CO₃)₄ · 6H₂O
Ca	ⓘ Powellite var. Tungsten-powellite	Ca(Mo,W)O₄
Ca	ⓘ Hornblende Root Name Group	◻Ca₂(C₄²⁺C³⁺)(AlSi₇O₂₂)W₂
Ca	ⓘ Apatite	Ca₅(PO₄)₃A
Ti	Titanium
Ti	ⓘ Anatase	TiO₂
Ti	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
Ti	ⓘ Ilmenite	Fe²⁺TiO₃
Ti	ⓘ Rutile	TiO₂
Ti	ⓘ Titanite	CaTiO(SiO₄)
Ti	ⓘ Magnetite var. Titanium-bearing Magnetite	Fe²⁺(Fe³⁺,Ti)₂O₄
Ti	ⓘ Ulvöspinel	TiFe₂²⁺O₄
Cr	Chromium
Cr	ⓘ Chromite	Fe²⁺Cr₂³⁺O₄
Mn	Manganese
Mn	ⓘ Hübnerite	MnWO₄
Fe	Iron
Fe	ⓘ Arsenopyrite	FeAsS
Fe	ⓘ Augite	(Ca_xMg_yFe_z)(Mg_y1Fe_z1)Si₂O₆
Fe	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
Fe	ⓘ Bornite	Cu₅FeS₄
Fe	ⓘ Chalcopyrite	CuFeS₂
Fe	ⓘ Chromite	Fe²⁺Cr₂³⁺O₄
Fe	ⓘ Cubanite	CuFe₂S₃
Fe	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
Fe	ⓘ Ferberite	FeWO₄
Fe	ⓘ Goethite	Fe³⁺O(OH)
Fe	ⓘ Gudmundite	FeSbS
Fe	ⓘ Halotrichite	Fe²⁺Al₂(SO₄)₄ · 22H₂O
Fe	ⓘ Hematite	Fe₂O₃
Fe	ⓘ Hypersthene	(Mg,Fe)SiO₃
Fe	ⓘ Ilmenite	Fe²⁺TiO₃
Fe	ⓘ Jarosite	KFe₃³⁺(SO₄)₂(OH)₆
Fe	ⓘ Mackinawite	FeS
Fe	ⓘ Magnetite	Fe²⁺Fe₂³⁺O₄
Fe	ⓘ Marcasite	FeS₂
Fe	ⓘ Pyrite	FeS₂
Fe	ⓘ Pyrrhotite	Fe_1-xS
Fe	ⓘ Siderite	FeCO₃
Fe	ⓘ Stannite	Cu₂FeSnS₄
Fe	ⓘ Staurolite	Fe₂²⁺Al₉Si₄O₂₃(OH)
Fe	ⓘ Magnetite var. Titanium-bearing Magnetite	Fe²⁺(Fe³⁺,Ti)₂O₄
Fe	ⓘ Ulvöspinel	TiFe₂²⁺O₄
Fe	ⓘ Vivianite	Fe²⁺Fe₂²⁺(PO₄)₂ · 8H₂O
Fe	ⓘ Fayalite-Forsterite Series
Cu	Copper
Cu	ⓘ Aikinite	CuPbBiS₃
Cu	ⓘ Bornite	Cu₅FeS₄
Cu	ⓘ Bournonite	PbCuSbS₃
Cu	ⓘ Chalcopyrite	CuFeS₂
Cu	ⓘ Connellite	Cu₁₉(SO₄)(OH)₃₂Cl₄ · 3H₂O
Cu	ⓘ Covellite	CuS
Cu	ⓘ Cubanite	CuFe₂S₃
Cu	ⓘ Cuprite	Cu₂O
Cu	ⓘ Native Copper	Cu
Cu	ⓘ Elyite	Pb₄Cu(SO₄)O₂(OH)₄ · H₂O
Cu	ⓘ Kobellite	Pb₂₂Cu₄(Bi,Sb)₃₀S₆₉
Cu	ⓘ Linarite	PbCu(SO₄)(OH)₂
Cu	ⓘ Malachite	Cu₂(CO₃)(OH)₂
Cu	ⓘ Pearceite	[Ag₆As₂S₇][Ag₉CuS₄]
Cu	ⓘ Polybasite	[Ag₆Sb₂S₇][Ag₉CuS₄]
Cu	ⓘ Serpierite	Ca(Cu²⁺,Zn²⁺)₄(S⁶⁺O₄)₂(OH)₆ · 3H₂O
Cu	ⓘ Stannite	Cu₂FeSnS₄
Cu	ⓘ Tetrahedrite Subgroup	Cu₆(Cu₄C₂²⁺)Sb₄S₁₂S
Cu	ⓘ Torbernite	Cu(UO₂)₂(PO₄)₂ · 12H₂O
Cu	ⓘ Voglite	Ca₂Cu(UO₂)(CO₃)₄ · 6H₂O
Zn	Zinc
Zn	ⓘ Serpierite	Ca(Cu²⁺,Zn²⁺)₄(S⁶⁺O₄)₂(OH)₆ · 3H₂O
Zn	ⓘ Sphalerite	ZnS
As	Arsenic
As	ⓘ Arsenopyrite	FeAsS
As	ⓘ Pearceite	[Ag₆As₂S₇][Ag₉CuS₄]
Zr	Zirconium
Zr	ⓘ Zircon	Zr(SiO₄)
Mo	Molybdenum
Mo	ⓘ Powellite var. Tungsten-powellite	Ca(Mo,W)O₄
Ag	Silver
Ag	ⓘ Andorite	AgPbSb₃S₆
Ag	ⓘ Native Gold var. Electrum	(Au,Ag)
Ag	ⓘ Pearceite	[Ag₆As₂S₇][Ag₉CuS₄]
Ag	ⓘ Polybasite	[Ag₆Sb₂S₇][Ag₉CuS₄]
Ag	ⓘ Native Silver	Ag
Ag	ⓘ Galena var. Silver-bearing Galena	PbS with Ag
Sn	Tin
Sn	ⓘ Cassiterite	SnO₂
Sn	ⓘ Stannite	Cu₂FeSnS₄
Sb	Antimony
Sb	ⓘ Andorite	AgPbSb₃S₆
Sb	ⓘ Bournonite	PbCuSbS₃
Sb	ⓘ Gudmundite	FeSbS
Sb	ⓘ Kobellite	Pb₂₂Cu₄(Bi,Sb)₃₀S₆₉
Sb	ⓘ Polybasite	[Ag₆Sb₂S₇][Ag₉CuS₄]
Sb	ⓘ Tetrahedrite Subgroup	Cu₆(Cu₄C₂²⁺)Sb₄S₁₂S
Te	Tellurium
Te	ⓘ Joséite	Bi₄TeS₂
Ba	Barium
Ba	ⓘ Baryte	BaSO₄
Ba	ⓘ Billietite	Ba(UO₂)₆O₄(OH)₆ · 4-8H₂O
Ba	ⓘ Uranocircite	Ba(UO₂)₂(PO₄)₂ · 10H₂O
W	Tungsten
W	ⓘ Ferberite	FeWO₄
W	ⓘ Hübnerite	MnWO₄
W	ⓘ Scheelite	Ca(WO₄)
W	ⓘ Powellite var. Tungsten-powellite	Ca(Mo,W)O₄
Au	Gold
Au	ⓘ Native Gold var. Electrum	(Au,Ag)
Au	ⓘ Native Gold	Au
Pb	Lead
Pb	ⓘ Aikinite	CuPbBiS₃
Pb	ⓘ Andorite	AgPbSb₃S₆
Pb	ⓘ Bournonite	PbCuSbS₃
Pb	ⓘ Cosalite	Pb₂Bi₂S₅
Pb	ⓘ Dewindtite	H₂Pb₃(UO₂)₆O₄(PO₄)₄ · 12H₂O
Pb	ⓘ Elyite	Pb₄Cu(SO₄)O₂(OH)₄ · H₂O
Pb	ⓘ Galena	PbS
Pb	ⓘ Kobellite	Pb₂₂Cu₄(Bi,Sb)₃₀S₆₉
Pb	ⓘ Linarite	PbCu(SO₄)(OH)₂
Pb	ⓘ Parsonsite	Pb₂(UO₂)(PO₄)₂
Pb	ⓘ Galena var. Silver-bearing Galena	PbS with Ag
Bi	Bismuth
Bi	ⓘ Aikinite	CuPbBiS₃
Bi	ⓘ Native Bismuth	Bi
Bi	ⓘ Bismuthinite	Bi₂S₃
Bi	ⓘ Cosalite	Pb₂Bi₂S₅
Bi	ⓘ Joséite	Bi₄TeS₂
Bi	ⓘ Kobellite	Pb₂₂Cu₄(Bi,Sb)₃₀S₆₉
U	Uranium
U	ⓘ Autunite	Ca(UO₂)₂(PO₄)₂ · 10-12H₂O
U	ⓘ Billietite	Ba(UO₂)₆O₄(OH)₆ · 4-8H₂O
U	ⓘ Dewindtite	H₂Pb₃(UO₂)₆O₄(PO₄)₄ · 12H₂O
U	ⓘ Parsonsite	Pb₂(UO₂)(PO₄)₂
U	ⓘ Uraninite var. Pitchblende	UO₂
U	ⓘ Torbernite	Cu(UO₂)₂(PO₄)₂ · 12H₂O
U	ⓘ Uraninite	UO₂
U	ⓘ Uranocircite	Ba(UO₂)₂(PO₄)₂ · 10H₂O
U	ⓘ Uranophane	Ca(UO₂)₂(SiO₃OH)₂ · 5H₂O
U	ⓘ Voglite	Ca₂Cu(UO₂)(CO₃)₄ · 6H₂O

Fossils

This region is too big or complex to display the fossil list, try looking at smaller subregions.

Other Databases

Wikipedia:	https://en.wikipedia.org/wiki/Arrondissement_of_Saint-Brieuc
Wikidata ID:	Q586597
GeoNames ID:	2981279

Localities in this Region

France

Brittany
- Côtes-d'Armor
  - Saint-Brieuc
    - ⭔Allineuc
      - Bara quarry
    - ⭔Andel
    - ⭔Binic-Etables-sur-Mer
      - ⭔Binic
        La Banche
      - ⭔Étables-sur-Mer
        Les Godelins beach alluvials
    - ⭔Bréhand
      - Le Bois Hardy
    - ⭔Caurel
      - Le Pouldu
      - N164 By-pass
    - ⭔Coëtlogon
    - ⭔Coëtmieux
    - ⭔Corlay
      - Alluvial deposits
    - ⭔Éréac
    - ⭔Erquy
      - La Houssaye point
    - ⭔Gausson
    - ⭔Gomené
    - ⭔Grâce-Uzel
    - ⭔Guerlédan
      - ⭔Mûr-de-Bretagne
    - ⭔Hémonstoir
    - ⭔Hénanbihen
    - ⭔Hénansal
    - ⭔Hénon
    - ⭔Hillion
      - Carberon
      - L’Hôtellerie beach alluvials
      - Lermot
    - ⭔Île-de-Bréhat
      - ⭔Bréhat island
        Paon point
      - ⭔Lavrec island
    - ⭔Illifaut
    - ⭔Jugon-les-Lacs Commune nouvelle
    - ⭔La Bouillie
    - ⭔La Chèze
    - ⭔La Harmoye
      - Cartravers
    - ⭔La Malhoure
    - ⭔La Méaugon
    - ⭔La Motte
    - ⭔La Prénessaye
    - ⭔Lamballe-Armor
      - ⭔Lamballe
        La Poterie
        Les Houssas
        Le Cosquer
        Maroué
        Trégomar
      - ⭔Planguenoual
        Le Port Morvan
        Port Morvan beach alluvials
    - ⭔Landéhen
    - ⭔Lanfains
    - ⭔Langueux
    - ⭔Lanrelas
    - ⭔Lantic
    - ⭔Laurenan
    - ⭔Le Bodéo
    - ⭔Le Cambout
    - ⭔Le Fœil
    - ⭔Le Haut-Corlay
    - ⭔Le Leslay
    - ⭔Le Mené
      - ⭔Collinée
        Le Bois Chef d'Ane
      - ⭔Le Gouray
        Clos Méchain
      - ⭔Saint-Jacut-du-Mené
    - ⭔Le Quillio
    - ⭔Le Vieux-Bourg
    - ⭔Loscouët-sur-Meu
    - ⭔Loudéac
      - Launay Grésillon
      - Le Tiernez
    - ⭔Merdrignac
    - ⭔Mérillac
    - ⭔Merléac
      - Bosméléac
    - ⭔Moncontour
    - ⭔Noyal
    - ⭔Penguily
    - ⭔Plaine-Haute
    - ⭔Plaintel

France

Brittany
- Côtes-d'Armor
  - Saint-Brieuc
    - ⭔Plédéliac
    - ⭔Plédran
      - River alluvials
    - ⭔Plémet
    - ⭔Plémy
    - ⭔Plénée-Jugon
    - ⭔Pléneuf-Val-André
      - Dahouët beach alluvials
      - La Ville Berneuf beach alluvials
      - Le Port Morvan beach alluvials
    - ⭔Plérin
      - Boissières mine (Trémuson mine)
      - Cavalier mine (Trémuson mine)
        Fond des Prés gallery
      - Le Légué
      - Port Martin
      - Saint-Laurent-de-la-Mer beach alluvials
    - ⭔Plestan
    - ⭔Plœuc-L'Hermitage
      - ⭔L'Hermitage-Lorge
        Bas-Vallon
        Le Pas
    - ⭔Ploufragan
    - ⭔Plouguenast-Langast
    - ⭔Plourhan
    - ⭔Plumieux
    - ⭔Plurien
    - ⭔Plussulien
    - ⭔Pommeret
    - ⭔Pordic
    - ⭔Quessoy
    - ⭔Quintenic
    - ⭔Quintin
    - ⭔Rouillac
    - ⭔Saint-Alban
    - ⭔Saint-Barnabé
    - ⭔Saint-Bihy
    - ⭔Saint-Brandan
    - ⭔Saint-Brieuc
    - ⭔Saint-Caradec
    - ⭔Saint-Carreuc
    - ⭔Saint-Connec
    - ⭔Saint-Denoual
    - ⭔Saint-Donan
    - ⭔Saint-Étienne-du-Gué-de-l'Isle
    - ⭔Saint-Gildas
      - Kerfouleu
      - Kervern
    - ⭔Saint-Gilles-Vieux-Marché
      - Le Haut du Bois
    - ⭔Saint-Glen
    - ⭔Saint-Hervé
    - ⭔Saint-Julien
    - ⭔Saint-Launeuc
    - Saint-Lubin
    - ⭔Saint-Martin-des-Prés
      - Butte St-Michel
      - La Porte-aux-Moines
    - ⭔Saint-Maudan
    - ⭔Saint-Mayeux
    - ⭔Saint-Quay-Portrieux
      - Casino beach alluvials
      - Fonteny beach alluvials
      - Gabbro-diorite intrusion
      - Ile de la Comtesse beach alluvial deposits
    - ⭔Saint-Rieul
    - ⭔Saint-Thélo
    - ⭔Saint-Trimoël
    - ⭔Saint-Vran
    - ⭔Sévignac
      - Guitternel quarry
    - ⭔Tramain
    - ⭔Trébry
    - ⭔Trédaniel
      - Le Plessis d'en Haut
    - ⭔Trédias
    - ⭔Trégueux
    - ⭔Trémeur
    - ⭔Trémorel
    - ⭔Trémuson
      - Cruhauts mine
      - Processing plant
      - Silver mine slag locality
    - ⭔Trévé
    - ⭔Tréveneuc
      - Le Port Goret beach alluvials
      - Saint-Marc beach alluvials
    - ⭔Uzel
    - ⭔Yffiniac

Other Regions, Features and Areas that Intersect

Eurasian PlateTectonic Plate

Saxo-Thuringian BeltOrogenic Belt

EuropeContinent

France

Brittany
- Côtes-d'Armor
  - Saint-Brieuc
    - Les Moulins

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Saint-Brieuc, Côtes-d'Armor, Brittany, France i
Regional Level Types
Saint-Brieuc Arrondissement
Côtes-d'Armor Department
Brittany Region
France Country