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

Regional Level Types
Lannion	Arrondissement
Côtes-d'Armor	Department
Brittany	Region
France	Country

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Predictive Mineralogy

Old quarry becomes birds haven

Ile Grande, Pleumeur-Bodou, Lannion, Côtes-d'Armor, Brittany, France

Beach with cairns: now forbidden

Ile Grande, Pleumeur-Bodou, Lannion, Côtes-d'Armor, Brittany, France

The island at high tide

Milliau Island, Trébeurden, Lannion, Côtes-d'Armor, Brittany, France

Old quarry becomes birds haven

Ile Grande, Pleumeur-Bodou, Lannion, Côtes-d'Armor, Brittany, France

Beach with cairns: now forbidden

Ile Grande, Pleumeur-Bodou, Lannion, Côtes-d'Armor, Brittany, France

The island at high tide

Milliau Island, Trébeurden, Lannion, Côtes-d'Armor, Brittany, France

Old quarry becomes birds haven

Ile Grande, Pleumeur-Bodou, Lannion, Côtes-d'Armor, Brittany, France

Beach with cairns: now forbidden

Ile Grande, Pleumeur-Bodou, Lannion, Côtes-d'Armor, Brittany, France

Neighbouring regions:

Guingamp, Côtes-d'Armor, Brittany, France

Châteaulin, Finistère, Brittany, France

Morlaix, Finistère, Brittany, France

Type:

Arrondissement

Largest Settlements:

Place	Population
Lannion	21,473 (2016)
Perros-Guirec	8,062 (2016)
Pleumeur-Bodou	4,027 (2016)
Plestin-les-Grèves	3,700 (2016)
Trébeurden	3,617 (2016)
Tréguier	3,011 (2016)

Mindat Locality ID:

144376

Long-form identifier:

mindat:1:2:144376:2

GUID (UUID V4):

Other Languages:

View 25 more...

French:

Lannion, Côtes-d'Armor, Bretagne, France

German:

Arrondissement Lannion, Département Côtes-d’Armor, Bretagne, Frankreich

Italian:

arrondissement di Lannion, Côtes-d'Armor, Bretagna, Francia

Russian:

Ланьон, Кот-д’Армор, Бретань, Франция

Simplified Chinese:

兰尼昂区, 阿摩尔滨海省, 布列塔尼半岛, 法国

Spanish:

Distrito de Lannion, Costas de Armor, Bretón, Francia

Albanian:

Qarku Lannion, Bretagne, Franca

Alemannic:

Arrondissement Lannion, Bretagne, Frankreich

Arabic:

لانيون, كوت درمور, بريتاني, فرنسا

Aragonese:

Destrito de Lannuon, Costas d'Armor, Bretanya, Francia

Armenian:

Լանոն, Կոտ դ'Արմոր, Բրետան, Ֆրանսիա

Azeri:

Lanyon , Kot-d’Armor, Bretan, Fransa

Basque:

Lanniongo barrutia, Côtes-d'Armor, Bretainia, Frantzia

Bavarian:

Arrondissement Lannion, Département Côtes-d’Armor, Bretagne, Frankreich

Breton:

Lannuon, Aodoù-an-Arvor, Breizh, Bro-C'hall

Catalan:

districte de Lannion, Costes d'Armor, Bretanya, França

Cebuano:

Arrondissement de Lannion, Côtes-d'Armor, Bretagne, Pransiya

Chechen:

Ланьон , Кот-д’Армор, Бретань, Франци

Czech:

Arrondissement Lannion, Côtes-d'Armor, Bretaň, Francie

Dutch:

Arrondissement Lannion, Côtes-d'Armor, Bretagne, Frankrijk

Farsi/Persian:

بخش لنیون, کوت-دارمور, برتاین , فرانسه

Greek:

Διαμέρισμα του Λανιόν, Κοτ-ντ'Αρμόρ, Βρετάνη, Γαλλία

Indonesian:

Arondisemen Lannion, Côtes-d'Armor, Bretagne, Perancis

Luxembourgish:

Arrondissement Lannion, Departement Côtes-d'Armor, Bretagne, Frankräich

Macedonian:

Лањон, Арморски Брег, Бретања, Франција

Minnan / Hokkien-Taiwanese:

Lannion Kūn, Côtes-d'Armor, Région Bretagne, Hoat-kok

Occitan:

arrondiment de Lannuon, Còstas d'Arvòr, Bretanha, França

Polish:

Okręg Lannion, Côtes-d'Armor, Bretania, Francja

Romanian:

Arondismentul Lannion, Côtes-d'Armor, Bretania, Franța

Slovak:

Lannion, Côtes-d’Armor, Bretónsko, Francúzsko

Vietnamese:

Lannion, Côtes-d'Armor, Bretagne, Pháp

The arrondissement of Lannion is an arrondissement of France in the Côtes-d'Armor department in the Brittany region. It has 57 communes. Its area is 904.4 km² (349.2 sq mi).

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded from this region.

ⓘ Granite

Mineral List

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

ⓘ 'Amphibole Supergroup'

ⓘ 'Clinopyroxene Subgroup'

ⓘ ~~'Ferri-fluoro-tschermakite'~~

ⓘ Ferro-tschermakite (TL)

ⓘ 'Hornblende Root Name Group'

ⓘ 'Tetrahedrite Group'

ⓘ Titanite

ⓘ 'Tourmaline'

ⓘ Trébeurdenite (TL)

66 valid minerals. 2 (TL) - type locality of valid minerals. 1 erroneous literature entry.

Rock Types Recorded

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

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

ⓘ Actinolite

Formula: ◻Ca₂(Mg_4.5-2.5Fe_0.5-2.5)Si₈O₂₂(OH)₂

Locality: Porz Mellec, Plestin-les-Grèves, Lannion, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.146

ⓘ Albite

Formula: Na(AlSi₃O₈)

Localities:

Madec Quarry, La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France
Société Armoricaine de Granite quarry, La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France
Sainte-Anne bay, Trégastel, Lannion, Côtes-d'Armor, Brittany, France

ⓘ Albite var. Oligoclase

Formula: (Na,Ca)[Al(Si,Al)Si₂O₈]

Localities:

Madec Quarry, La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France
Sainte-Anne bay, Trégastel, Lannion, Côtes-d'Armor, Brittany, France

ⓘ 'Allanite Group'

Formula: (A1²⁺REE³⁺)(M1³⁺M2³⁺M3²⁺)O[Si₂O₇][SiO₄](OH)

Localities:

Madec Quarry, La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France
B.G.P. Granite quarry, La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France
Coz Porz beach, Trégastel, Lannion, Côtes-d'Armor, Brittany, France

Description: Crystals up to 10 centimeters ("Les minéraux, leurs gisements, leurs associations", P. Bariand, F. Cesbron et J. Geffroy (1977), Editions Minéraux et Fossiles, BRGM).

ⓘ 'Amphibole Supergroup'

Formula: AB₂C₅(T₈O₂₂)W₂

Localities:

Société Armoricaine de Granite quarry, La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France
B.G.P. Granite quarry, La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France

ⓘ Anatase

Formula: TiO₂

Locality: Belle-Roche quarry, Plestin-les-Grèves, Lannion, Côtes-d'Armor, Brittany, France

References:

BRGM, Fiche Infoterre 02035X4002/GT.

ⓘ Andalusite

Formula: Al₂(SiO₄)O

Localities:

Milliau Island, Trébeurden, Lannion, Côtes-d'Armor, Brittany, France
Mouth of the river Douron, Plestin-les-Grèves, Lannion, Côtes-d'Armor, Brittany, France

ⓘ Andradite

Formula: Ca₃Fe³⁺₂(SiO₄)₃

Locality: Kerdu ("Trez Traou"), Perros-Guirec, Lannion, 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.174-179

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.(p. 169, as "garnet")

ⓘ Anglesite

Formula: PbSO₄

Locality: Pen ar Vouillen, Ploumilliau, Lannion, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.152

ⓘ 'Apatite'

Formula: Ca₅(PO₄)₃A

Localities:

Ile Grande, Pleumeur-Bodou, Lannion, Côtes-d'Armor, Brittany, France
Coz Porz beach, Trégastel, Lannion, Côtes-d'Armor, Brittany, France

ⓘ Arsenopyrite

Formula: FeAsS

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

ⓘ Autunite

Formula: Ca(UO₂)₂(PO₄)₂ · 10-12H₂O

Locality: Buhulien, Lannion, Lannion, Côtes-d'Armor, Brittany, France

References:

[http://www.zampano.com/minmax/fundort.php3?lang=US&fp=1341&foid=1078]

ⓘ Azurite

Formula: Cu₃(CO₃)₂(OH)₂

Locality: Kervigné, Plestin-les-Grèves, Lannion, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.152

ⓘ Baryte

Formula: BaSO₄

Locality: Pen ar Vouillen, Ploumilliau, Lannion, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.51

ⓘ 'Biotite'

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

Localities:

Rebillon quarries, La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France
B.G.P. Granite quarry, La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France
Madec Quarry, La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France
Coz Porz beach, Trégastel, Lannion, Côtes-d'Armor, Brittany, France

ⓘ Bornite

Formula: Cu₅FeS₄

Locality: Porz Mellec, Plestin-les-Grèves, Lannion, Côtes-d'Armor, Brittany, France

References:

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

ⓘ Calcite

Formula: CaCO₃

Localities:

Ploumanac'h, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France
Porz Mellec, Plestin-les-Grèves, Lannion, Côtes-d'Armor, Brittany, France
La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France

ⓘ Cassiterite

Formula: SnO₂

Locality: Belle-Roche quarry, Plestin-les-Grèves, Lannion, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.132

ⓘ Cerussite

Formula: PbCO₃

Locality: Pen ar Vouillen, Ploumilliau, Lannion, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.63

ⓘ Chalcocite

Formula: Cu₂S

Locality: Porz Mellec, Plestin-les-Grèves, Lannion, Côtes-d'Armor, Brittany, France

References:

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

ⓘ Chalcopyrite

Formula: CuFeS₂

Localities: Reported from at least 7 localities in this region.

ⓘ 'Chlorite Group'

Localities:

Madec Quarry, La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France
Ploumanac'h, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France
Porz Mellec, Plestin-les-Grèves, Lannion, Côtes-d'Armor, Brittany, France
Séhar point, Trédrez-Locquémeau, Lannion, Côtes-d'Armor, Brittany, France
B.G.P. Granite quarry, La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France

ⓘ Chromite

Formula: Fe²⁺Cr³⁺₂O₄

Locality: Beffou forest, Loguivy-Plougras, Lannion, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.93

ⓘ 'Clinopyroxene Subgroup'

Locality: Sainte-Anne bay, Trégastel, Lannion, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.108

ⓘ Cordierite

Formula: Mg₂Al₄Si₅O₁₈

Locality: Milliau Island, Trébeurden, Lannion, Côtes-d'Armor, Brittany, France

References:

erik vercammen field observations and collection

ⓘ Covellite

Formula: CuS

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

ⓘ Cubanite

Formula: CuFe₂S₃

Localities:

Kerdu ("Trez Traou"), Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France
Belle-Roche quarry, Plestin-les-Grèves, Lannion, Côtes-d'Armor, Brittany, France
Traou ar Ru, Buhulien, Lannion, Lannion, Côtes-d'Armor, Brittany, France

ⓘ Digenite

Formula: Cu₉S₅

Localities:

Porz Mellec, Plestin-les-Grèves, Lannion, Côtes-d'Armor, Brittany, France
Traou ar Ru, Buhulien, Lannion, Lannion, Côtes-d'Armor, Brittany, France

ⓘ Epidote

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

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

ⓘ 'Feldspar Group'

Localities:

Ploumanac'h, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France
Morle et Mica, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France

ⓘ '~~Ferri-fluoro-tschermakite'~~

Formula: ◻{Ca₂}{Mg₃Fe³⁺₂}(Al₂Si₆O₂₂)F₂

Locality: Morle et Mica, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France - erroneously reported

References:

Marco E. Ciriotti new data

ⓘ Ferro-tschermakite (TL)

Formula: ◻Ca₂(Fe²⁺₃Al₂)(Al₂Si₆O₂₂)(OH)₂

Type Locality:

References:

Hålenius, U., Hatert, F., Pasero, M., Mills, S. J. (2017) New minerals and nomenclature modifications approved in 2017, CNMNC Newsletter No 37. Mineralogical Magazine, 81 (3) 737-742 doi:10.1180/minmag.2017.081.039

ⓘ Fluorite

Formula: CaF₂

Localities:

Société Armoricaine de Granite quarry, La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France
Ploumanac'h, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France
La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France

ⓘ Galena

Formula: PbS

Localities: Reported from at least 9 localities in this region.

ⓘ 'Garnet Group'

Formula: X₃Z₂(SiO₄)₃

Locality: Goaslagorn, Trébeurden, Lannion, Côtes-d'Armor, Brittany, France

References:

erik vercammen field observations and collection

ⓘ Goethite

Formula: Fe³⁺O(OH)

Locality: Kerdu ("Trez Traou"), Perros-Guirec, Lannion, 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.174-179

ⓘ Graphite

Formula: C

Localities:

Klandi, Plufur, Lannion, Côtes-d'Armor, Brittany, France
Traou ar Ru, Buhulien, Lannion, Lannion, Côtes-d'Armor, Brittany, France
Saint-Herbot, Ploulec'h, Lannion, Côtes-d'Armor, Brittany, France
Buhulien, Lannion, Lannion, Côtes-d'Armor, Brittany, France
Plufur, Lannion, Côtes-d'Armor, Brittany, France

ⓘ 'Gummite'

Locality: Buhulien, Lannion, Lannion, Côtes-d'Armor, Brittany, France

References:

[http://www.zampano.com/minmax/fundort.php3?lang=US&fp=1341&foid=1078]

ⓘ Hastingsite

Formula: NaCa₂(Fe²⁺₄Fe³⁺)(Si₆Al₂)O₂₂(OH)₂

Locality: Madec Quarry, La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France

References:

Chauris, Louis; Mulot, B. (1965) Une nouvelle occurence d'allanite dans le granite de Ploumanac'h (Côtes-du-Nord). Bulletin de la Société française de Minéralogie et de Cristallographie, 88 (2). 354 doi:10.3406/bulmi.1965.5860

ⓘ Hematite

Formula: Fe₂O₃

Localities:

Séhar point, Trédrez-Locquémeau, Lannion, Côtes-d'Armor, Brittany, France
Grève des Curés, Plestin-les-Grèves, Lannion, Côtes-d'Armor, Brittany, France
Kerdu ("Trez Traou"), Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France
Porz Mellec, Plestin-les-Grèves, Lannion, Côtes-d'Armor, Brittany, France

ⓘ Hessite

Formula: Ag₂Te

Locality: Porz Mellec, Plestin-les-Grèves, Lannion, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.35

ⓘ 'Hornblende Root Name Group'

Formula: ◻Ca₂(C²⁺₄C³⁺)(AlSi₇O₂₂)W₂

Locality: Madec Quarry, La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France

ⓘ Idaite

Formula: Cu₅FeS₆

Locality: Porz Mellec, Plestin-les-Grèves, Lannion, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.64

ⓘ Ilmenite

Formula: Fe²⁺TiO₃

Localities:

Ty Néwiz, Sainte-Anne bay, Trégastel, Lannion, Côtes-d'Armor, Brittany, France
Kerdu ("Trez Traou"), Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France
Renote island, Trégastel, Lannion, Côtes-d'Armor, Brittany, France

ⓘ 'K Feldspar'

Localities:

Bihit Point, Trébeurden, Lannion, Côtes-d'Armor, Brittany, France
La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France

ⓘ 'K Feldspar var. Adularia'

Formula: KAlSi₃O₈

Locality: Bihit Point, Trébeurden, Lannion, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.307

ⓘ 'Limonite'

Locality: Buhulien, Lannion, Lannion, Côtes-d'Armor, Brittany, France

References:

[http://www.zampano.com/minmax/fundort.php3?lang=US&fp=1341&foid=1078]

ⓘ Löllingite

Formula: FeAs₂

Locality: Notigou, Locquémeau, Trédrez-Locquémeau, Lannion, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.64

ⓘ Mackinawite

Formula: FeS

Localities:

Kerdu ("Trez Traou"), Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France
Traou ar Ru, Buhulien, Lannion, Lannion, Côtes-d'Armor, Brittany, France
Belle-Roche quarry, Plestin-les-Grèves, Lannion, Côtes-d'Armor, Brittany, France

ⓘ Magnetite

Formula: Fe²⁺Fe³⁺₂O₄

Localities: Reported from at least 10 localities in this region.

Habit: Octaedric xl

Colour: Black

ⓘ Malachite

Formula: Cu₂(CO₃)(OH)₂

Localities:

Porz Mellec, Plestin-les-Grèves, Lannion, Côtes-d'Armor, Brittany, France
Kervigné, Plestin-les-Grèves, Lannion, Côtes-d'Armor, Brittany, France

ⓘ Marcasite

Formula: FeS₂

Localities:

Kerdu ("Trez Traou"), Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France
Belle-Roche quarry, Plestin-les-Grèves, Lannion, Côtes-d'Armor, Brittany, France
Pen ar Vouillen, Ploumilliau, Lannion, Côtes-d'Armor, Brittany, France
Saint-Herbot, Ploulec'h, Lannion, Côtes-d'Armor, Brittany, France

ⓘ 'Melnikovite'

Locality: Saint-Herbot, Ploulec'h, Lannion, Côtes-d'Armor, Brittany, France

References:

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

ⓘ Microcline

Formula: K(AlSi₃O₈)

Localities:

Société Armoricaine de Granite quarry, La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France
Madec Quarry, La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France
Sainte-Anne bay, Trégastel, Lannion, Côtes-d'Armor, Brittany, France
B.G.P. Granite quarry, La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France
Goaslagorn, Trébeurden, Lannion, Côtes-d'Armor, Brittany, France

ⓘ Molybdenite

Formula: MoS₂

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

Habit: Hexagonal flake

Colour: Grey metallic

Description: Crystals up to 3 centimeters and more ("Les minéraux, leurs gisements, leurs associations", P. Bariand, F. Cesbron et J. Geffroy (1977), Editions Minéraux et Fossiles, BRGM).

ⓘ Mössbauerite

Formula: Fe³⁺₆O₄(OH)₈[CO₃] · 3H₂O

Localities:

Salt marsh, Trédrez-Locquémeau, Lannion, Côtes-d'Armor, Brittany, France
Salt marsh, Plougrescant, Lannion, Côtes-d'Armor, Brittany, France
Penvern, Trébeurden, Lannion, Côtes-d'Armor, Brittany, France
Île Aval, Penvern, Pleumeur-Bodou, Lannion, Côtes-d'Armor, Brittany, France

ⓘ Muscovite

Formula: KAl₂(AlSi₃O₁₀)(OH)₂

Localities:

Christ quarry, Ploumilliau, Lannion, Côtes-d'Armor, Brittany, France
Société Armoricaine de Granite quarry, La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France
Goaslagorn, Trébeurden, Lannion, Côtes-d'Armor, Brittany, France

ⓘ Native Bismuth

Formula: Bi

Locality: Belle-Roche quarry, Plestin-les-Grèves, Lannion, Côtes-d'Armor, Brittany, France

References:

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

ⓘ Native Gold

Formula: Au

Localities:

Porz Mellec, Plestin-les-Grèves, Lannion, Côtes-d'Armor, Brittany, France
Kerradenneg, Plougras, Lannion, Côtes-d'Armor, Brittany, France
Kerhuel, Loguivy-Plougras, Lannion, Côtes-d'Armor, Brittany, France
Porz Mabo, Trébeurden, Lannion, Côtes-d'Armor, Brittany, France
Porz Raden, Trébeurden, Lannion, Côtes-d'Armor, Brittany, France

ⓘ Native Selenium

Formula: Se

Locality: Traou ar Ru, Buhulien, Lannion, Lannion, Côtes-d'Armor, Brittany, France

References:

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

ⓘ Native Tellurium

Formula: Te

Locality: Porz Mellec, Plestin-les-Grèves, Lannion, Côtes-d'Armor, Brittany, France

References:

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

ⓘ Nickeline

Formula: NiAs

Locality: Notigou, Locquémeau, Trédrez-Locquémeau, Lannion, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.64

ⓘ Pentlandite

Formula: (Ni_xFe_y)_Σ9S₈

Localities:

Kervorgan, Trédrez, Trédrez-Locquémeau, Lannion, Côtes-d'Armor, Brittany, France
Kersalic, Trédrez, Trédrez-Locquémeau, Lannion, Côtes-d'Armor, Brittany, France

ⓘ Polybasite

Formula: [Ag₆Sb₂S₇][Ag₉CuS₄]

Locality: Le Gorrec, Trémel, Lannion, Côtes-d'Armor, Brittany, France

References:

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

ⓘ Pyrite

Formula: FeS₂

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

ⓘ Pyrite var. Bravoite

Formula: (Fe,Ni)S₂

Locality: Pen ar Vouillen, Ploumilliau, Lannion, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.56

ⓘ Pyrrhotite

Formula: Fe_1-xS

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

ⓘ Quartz

Formula: SiO₂

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

ⓘ Quartz var. Amethyst

Formula: SiO₂

Localities:

Jaudy quarries, Quelédern, Pommerit-Jaudy, Lannion, Côtes-d'Armor, Brittany, France
Plounévez-Moëdec vein, Plounévez-Moëdec, Lannion, Côtes-d'Armor, Brittany, France
Ile Grande, Pleumeur-Bodou, Lannion, Côtes-d'Armor, Brittany, France

ⓘ Quartz var. Smoky Quartz

Formula: SiO₂

References:

Lukas, Yann (1978) Roches et minéraux de Bretagne. Ouest France. p.1-33.pp.10-11

ⓘ Rutile

Formula: TiO₂

Localities:

Belle-Roche quarry, Plestin-les-Grèves, Lannion, Côtes-d'Armor, Brittany, France
Buhulien, Lannion, Lannion, Côtes-d'Armor, Brittany, France

ⓘ Scheelite

Formula: Ca(WO₄)

Localities:

Kerdu ("Trez Traou"), Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France
Christ quarry, Ploumilliau, Lannion, Côtes-d'Armor, Brittany, France

ⓘ Schorl

Formula: NaFe²⁺₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)

Localities:

B.G.P. Granite quarry, La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France
Madec Quarry, La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France

ⓘ Scorodite

Formula: Fe³⁺AsO₄ · 2H₂O

Localities:

Kerhuel, Loguivy-Plougras, Lannion, Côtes-d'Armor, Brittany, France
Saint-Efflam, Plestin-les-Grèves, Lannion, Côtes-d'Armor, Brittany, France

ⓘ Siderite

Formula: FeCO₃

Locality: Lesdu quarries, Loguivy-Plougras, Lannion, Côtes-d'Armor, Brittany, France

References:

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

ⓘ Sillimanite

Formula: Al₂(SiO₄)O

Locality: Milliau Island, Trébeurden, Lannion, Côtes-d'Armor, Brittany, France

References:

Pierrick Graviou "Géotourisme en Côtes-d'Armor", Société Géologique et Minéralogique de Bretagne, 2012, 96 pages

erik vercammen field observations and collection

ⓘ Sphalerite

Formula: ZnS

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

ⓘ Spinel

Formula: MgAl₂O₄

Locality: Kerdu ("Trez Traou"), Perros-Guirec, Lannion, 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.174-179

ⓘ Stannite

Formula: Cu₂FeSnS₄

Locality: Belle-Roche quarry, Plestin-les-Grèves, Lannion, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.132

ⓘ 'Tetrahedrite Group'

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

Locality: Le Gorrec, Trémel, Lannion, Côtes-d'Armor, Brittany, France

ⓘ Titanite

Formula: CaTiO(SiO₄)

Localities:

Kerdu ("Trez Traou"), Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France
Madec Quarry, La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France

ⓘ 'Tourmaline'

Formula: AD₃G₆(T₆O₁₈)(BO₃)₃X₃Z

Localities:

Ile Grande, Pleumeur-Bodou, Lannion, Côtes-d'Armor, Brittany, France
Christ quarry, Ploumilliau, Lannion, Côtes-d'Armor, Brittany, France
Goaslagorn, Trébeurden, Lannion, Côtes-d'Armor, Brittany, France

ⓘ Trébeurdenite (TL)

Formula: Fe²⁺₂Fe³⁺₄O₂(OH)₁₀CO₃ · 3H₂O

Localities:

Penvern, Trébeurden, Lannion, Côtes-d'Armor, Brittany, France
Salt marsh, Trédrez-Locquémeau, Lannion, Côtes-d'Armor, Brittany, France
Salt marsh, Plougrescant, Lannion, Côtes-d'Armor, Brittany, France
Île Aval, Penvern, Pleumeur-Bodou, Lannion, Côtes-d'Armor, Brittany, France

Type Locality: Penvern, Trébeurden, Lannion, Côtes-d'Armor, Brittany, France

ⓘ Uraninite

Formula: UO₂

Localities:

Traou ar Ru, Buhulien, Lannion, Lannion, Côtes-d'Armor, Brittany, France
Buhulien, Lannion, Lannion, Côtes-d'Armor, Brittany, France

ⓘ Uraninite var. Pitchblende

Formula: UO₂

Locality: Traou ar Ru, Buhulien, Lannion, Lannion, Côtes-d'Armor, Brittany, France

References:

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

ⓘ Uranocircite

Formula: Ba(UO₂)₂(PO₄)₂ · 10H₂O

Locality: Buhulien, Lannion, Lannion, Côtes-d'Armor, Brittany, France

References:

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

ⓘ 'Wolframite Group'

Locality: Christ quarry, Ploumilliau, Lannion, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.7

ⓘ Wurtzite

Formula: (Zn,Fe)S

Locality: Le Gorrec, Trémel, Lannion, Côtes-d'Armor, Brittany, France

References:

Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.79

ⓘ Zircon

Formula: Zr(SiO₄)

Localities:

Kerdu ("Trez Traou"), Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France
Belle-Roche quarry, Plestin-les-Grèves, Lannion, Côtes-d'Armor, Brittany, France
Coz Porz beach, Trégastel, Lannion, Côtes-d'Armor, Brittany, France

Gallery:

AB₂C₅(T₈O₂₂)W₂ⓘ 'Amphibole Supergroup'

Amphibole Supergroup

Société Armoricaine de Granite quarry, La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France

Amphibole Supergroup

Société Armoricaine de Granite quarry, La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France

Amphibole Supergroup

Société Armoricaine de Granite quarry, La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France

MoS₂ⓘ Molybdenite

Molybdenite

Société Armoricaine de Granite quarry, La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France

Molybdenite

Madec Quarry, La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France

Molybdenite

Madec Quarry, La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France

Molybdenite

Société Armoricaine de Granite quarry, La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France

Molybdenite

Madec Quarry, La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France

Molybdenite

Madec Quarry, La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France

Molybdenite

Société Armoricaine de Granite quarry, La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France

Molybdenite

Madec Quarry, La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France

SiO₂ⓘ Quartz var. Amethyst

Amethyst

Mantallot, Lannion, Côtes-d'Armor, Brittany, France

Amethyst

Mantallot, Lannion, Côtes-d'Armor, Brittany, France

Amethyst

Mantallot, Lannion, Côtes-d'Armor, Brittany, France

NaFe²⁺₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)ⓘ Schorl

Schorl, etc.

La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France

Schorl, etc.

La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France

Schorl, etc.

La Clarté, Perros-Guirec, Lannion, Côtes-d'Armor, Brittany, France

Fe²⁺₂Fe³⁺₄O₂(OH)₁₀CO₃ · 3H₂Oⓘ Trébeurdenite (TL)

Trébeurdenite, etc.

Penvern, Trébeurden, Lannion, Côtes-d'Armor, Brittany, France

Trébeurdenite, etc.

Penvern, Trébeurden, Lannion, Côtes-d'Armor, Brittany, France

Trébeurdenite, etc.

Penvern, Trébeurden, Lannion, Côtes-d'Armor, Brittany, France

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘ	Native Gold	1.AA.05	Au
ⓘ	Native Bismuth	1.CA.05	Bi
ⓘ	Graphite	1.CB.05a	C
ⓘ	Native Selenium	1.CC.10	Se
ⓘ	Native Tellurium	1.CC.10	Te
Group 2 - Sulphides and Sulfosalts
ⓘ	Chalcocite	2.BA.05	Cu₂S
ⓘ	Digenite	2.BA.10	Cu₉S₅
ⓘ	Bornite	2.BA.15	Cu₅FeS₄
ⓘ	Hessite	2.BA.60	Ag₂Te
ⓘ	Pentlandite	2.BB.15	(Ni_xFe_y)_Σ9S₈
ⓘ	Covellite	2.CA.05a	CuS
ⓘ	Sphalerite	2.CB.05a	ZnS
ⓘ	Chalcopyrite	2.CB.10a	CuFeS₂
ⓘ	Idaite	2.CB.15a	Cu₅FeS₆
ⓘ	Stannite	2.CB.15a	Cu₂FeSnS₄
ⓘ	Wurtzite	2.CB.45	(Zn,Fe)S
ⓘ	Cubanite	2.CB.55a	CuFe₂S₃
ⓘ	Nickeline	2.CC.05	NiAs
ⓘ	Pyrrhotite	2.CC.10	Fe_1-xS
ⓘ	Mackinawite	2.CC.25	FeS
ⓘ	Galena	2.CD.10	PbS
ⓘ	Molybdenite	2.EA.30	MoS₂
ⓘ	Pyrite var. Bravoite	2.EB.05a	(Fe,Ni)S₂
ⓘ		2.EB.05a	FeS₂
ⓘ	Marcasite	2.EB.10a	FeS₂
ⓘ	Löllingite	2.EB.15a	FeAs₂
ⓘ	Arsenopyrite	2.EB.20	FeAsS
ⓘ	Polybasite	2.GB.15	[Ag₆Sb₂S₇][Ag₉CuS₄]
Group 3 - Halides
ⓘ	Fluorite	3.AB.25	CaF₂
Group 4 - Oxides and Hydroxides
ⓘ	Chromite	4.BB.05	Fe²⁺Cr³⁺₂O₄
ⓘ	Magnetite	4.BB.05	Fe²⁺Fe³⁺₂O₄
ⓘ	Spinel	4.BB.05	MgAl₂O₄
ⓘ	Hematite	4.CB.05	Fe₂O₃
ⓘ	Ilmenite	4.CB.05	Fe²⁺TiO₃
ⓘ	Quartz var. Amethyst	4.DA.05	SiO₂
ⓘ		4.DA.05	SiO₂
ⓘ	var. Smoky Quartz	4.DA.05	SiO₂
ⓘ	Cassiterite	4.DB.05	SnO₂
ⓘ	Rutile	4.DB.05	TiO₂
ⓘ	'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)
ⓘ	Trébeurdenite (TL)	4.FL.	Fe²⁺₂Fe³⁺₄O₂(OH)₁₀CO₃ · 3H₂O
ⓘ	Mössbauerite	4.FL.05	Fe³⁺₆O₄(OH)₈[CO₃] · 3H₂O
Group 5 - Nitrates and Carbonates
ⓘ	Calcite	5.AB.05	CaCO₃
ⓘ	Siderite	5.AB.05	FeCO₃
ⓘ	Cerussite	5.AB.15	PbCO₃
ⓘ	Azurite	5.BA.05	Cu₃(CO₃)₂(OH)₂
ⓘ	Malachite	5.BA.10	Cu₂(CO₃)(OH)₂
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘ	Anglesite	7.AD.35	PbSO₄
ⓘ	Baryte	7.AD.35	BaSO₄
ⓘ	Scheelite	7.GA.05	Ca(WO₄)
Group 8 - Phosphates, Arsenates and Vanadates
ⓘ	Scorodite	8.CD.10	Fe³⁺AsO₄ · 2H₂O
ⓘ	Autunite	8.EB.05	Ca(UO₂)₂(PO₄)₂ · 10-12H₂O
ⓘ	Uranocircite	8.EB.05	Ba(UO₂)₂(PO₄)₂ · 10H₂O
Group 9 - Silicates
ⓘ	Andradite	9.AD.25	Ca₃Fe³⁺₂(SiO₄)₃
ⓘ	Zircon	9.AD.30	Zr(SiO₄)
ⓘ	Sillimanite	9.AF.05	Al₂(SiO₄)O
ⓘ	Andalusite	9.AF.10	Al₂(SiO₄)O
ⓘ	Titanite	9.AG.15	CaTiO(SiO₄)
ⓘ	Epidote	9.BG.05a	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
ⓘ	Cordierite	9.CJ.10	Mg₂Al₄Si₅O₁₈
ⓘ	Schorl	9.CK.05	NaFe²⁺₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)
ⓘ	Actinolite	9.DE.10	◻Ca₂(Mg_4.5-2.5Fe_0.5-2.5)Si₈O₂₂(OH)₂
ⓘ	Ferro-tschermakite (TL)	9.DE.10	◻Ca₂(Fe²⁺₃Al₂)(Al₂Si₆O₂₂)(OH)₂
ⓘ	'Ferri-fluoro-tschermakite' ?	9.DE.10	◻{Ca₂}{Mg₃Fe³⁺₂}(Al₂Si₆O₂₂)F₂
ⓘ	Hastingsite	9.DE.15	NaCa₂(Fe²⁺₄Fe³⁺)(Si₆Al₂)O₂₂(OH)₂
ⓘ	Muscovite	9.EC.15	KAl₂(AlSi₃O₁₀)(OH)₂
ⓘ	Microcline	9.FA.30	K(AlSi₃O₈)
ⓘ	Albite	9.FA.35	Na(AlSi₃O₈)
ⓘ	var. Oligoclase	9.FA.35	(Na,Ca)[Al(Si,Al)Si₂O₈]
Unclassified
ⓘ	'K Feldspar var. Adularia'	-	KAlSi₃O₈
ⓘ	'Amphibole Supergroup'	-	AB₂C₅(T₈O₂₂)W₂
ⓘ	'Biotite'	-	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
ⓘ	'Chlorite Group'	-
ⓘ	'Feldspar Group'	-
ⓘ	'Gummite'	-
ⓘ	'Limonite'	-
ⓘ	'Tourmaline'	-	AD₃G₆(T₆O₁₈)(BO₃)₃X₃Z
ⓘ	'Melnikovite'	-
ⓘ	'Clinopyroxene Subgroup'	-
ⓘ	'Hornblende Root Name Group'	-	◻Ca₂(C²⁺₄C³⁺)(AlSi₇O₂₂)W₂
ⓘ	'K Feldspar'	-
ⓘ	'Garnet Group'	-	X₃Z₂(SiO₄)₃
ⓘ	'Apatite'	-	Ca₅(PO₄)₃A
ⓘ	'Tetrahedrite Group'	-	^M2(A₆)^M1(B₄ C₂)^X3(D₄)^S1(Y₁₂)^S2(Z)
ⓘ	'Allanite Group'	-	(A1²⁺REE³⁺)(M1³⁺M2³⁺M3²⁺)O[Si₂O₇][SiO₄](OH)

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Actinolite	◻Ca₂(Mg_4.5-2.5Fe_0.5-2.5)Si₈O₂₂(OH)₂
H	ⓘ Autunite	Ca(UO₂)₂(PO₄)₂ · 10-12H₂O
H	ⓘ Azurite	Cu₃(CO₃)₂(OH)₂
H	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
H	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
H	ⓘ Ferro-tschermakite	◻Ca₂(Fe₃²⁺Al₂)(Al₂Si₆O₂₂)(OH)₂
H	ⓘ Goethite	Fe³⁺O(OH)
H	ⓘ Hastingsite	NaCa₂(Fe₄²⁺Fe³⁺)(Si₆Al₂)O₂₂(OH)₂
H	ⓘ Malachite	Cu₂(CO₃)(OH)₂
H	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
H	ⓘ Schorl	NaFe₃²⁺Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)
H	ⓘ Scorodite	Fe³⁺AsO₄ · 2H₂O
H	ⓘ Uranocircite	Ba(UO₂)₂(PO₄)₂ · 10H₂O
H	ⓘ Trébeurdenite	Fe₂²⁺Fe₄³⁺O₂(OH)₁₀CO₃ · 3H₂O
H	ⓘ Mössbauerite	Fe₆³⁺O₄(OH)₈[CO₃] · 3H₂O
H	ⓘ Allanite Group	(A1²⁺REE³⁺)(M1³⁺M2³⁺M3²⁺)O[Si₂O₇][SiO₄](OH)
B	Boron
B	ⓘ Schorl	NaFe₃²⁺Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)
B	ⓘ Tourmaline	AD₃G₆(T₆O₁₈)(BO₃)₃X₃Z
C	Carbon
C	ⓘ Azurite	Cu₃(CO₃)₂(OH)₂
C	ⓘ Calcite	CaCO₃
C	ⓘ Cerussite	PbCO₃
C	ⓘ Graphite	C
C	ⓘ Malachite	Cu₂(CO₃)(OH)₂
C	ⓘ Siderite	FeCO₃
C	ⓘ Trébeurdenite	Fe₂²⁺Fe₄³⁺O₂(OH)₁₀CO₃ · 3H₂O
C	ⓘ Mössbauerite	Fe₆³⁺O₄(OH)₈[CO₃] · 3H₂O
O	Oxygen
O	ⓘ Actinolite	◻Ca₂(Mg_4.5-2.5Fe_0.5-2.5)Si₈O₂₂(OH)₂
O	ⓘ K Feldspar var. Adularia	KAlSi₃O₈
O	ⓘ Albite	Na(AlSi₃O₈)
O	ⓘ Quartz var. Amethyst	SiO₂
O	ⓘ Amphibole Supergroup	AB₂C₅(T₈O₂₂)W₂
O	ⓘ Anatase	TiO₂
O	ⓘ Andalusite	Al₂(SiO₄)O
O	ⓘ Andradite	Ca₃Fe₂³⁺(SiO₄)₃
O	ⓘ Anglesite	PbSO₄
O	ⓘ Autunite	Ca(UO₂)₂(PO₄)₂ · 10-12H₂O
O	ⓘ Azurite	Cu₃(CO₃)₂(OH)₂
O	ⓘ Baryte	BaSO₄
O	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
O	ⓘ Calcite	CaCO₃
O	ⓘ Cassiterite	SnO₂
O	ⓘ Cerussite	PbCO₃
O	ⓘ Chromite	Fe²⁺Cr₂³⁺O₄
O	ⓘ Cordierite	Mg₂Al₄Si₅O₁₈
O	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
O	ⓘ Ferro-tschermakite	◻Ca₂(Fe₃²⁺Al₂)(Al₂Si₆O₂₂)(OH)₂
O	ⓘ Goethite	Fe³⁺O(OH)
O	ⓘ Hastingsite	NaCa₂(Fe₄²⁺Fe³⁺)(Si₆Al₂)O₂₂(OH)₂
O	ⓘ Hematite	Fe₂O₃
O	ⓘ Ilmenite	Fe²⁺TiO₃
O	ⓘ Magnetite	Fe²⁺Fe₂³⁺O₄
O	ⓘ Malachite	Cu₂(CO₃)(OH)₂
O	ⓘ Microcline	K(AlSi₃O₈)
O	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
O	ⓘ Albite var. Oligoclase	(Na,Ca)[Al(Si,Al)Si₂O₈]
O	ⓘ Uraninite var. Pitchblende	UO₂
O	ⓘ Quartz	SiO₂
O	ⓘ Rutile	TiO₂
O	ⓘ Scheelite	Ca(WO₄)
O	ⓘ Schorl	NaFe₃²⁺Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)
O	ⓘ Scorodite	Fe³⁺AsO₄ · 2H₂O
O	ⓘ Siderite	FeCO₃
O	ⓘ Sillimanite	Al₂(SiO₄)O
O	ⓘ Quartz var. Smoky Quartz	SiO₂
O	ⓘ Spinel	MgAl₂O₄
O	ⓘ Titanite	CaTiO(SiO₄)
O	ⓘ Tourmaline	AD₃G₆(T₆O₁₈)(BO₃)₃X₃Z
O	ⓘ Uraninite	UO₂
O	ⓘ Uranocircite	Ba(UO₂)₂(PO₄)₂ · 10H₂O
O	ⓘ Zircon	Zr(SiO₄)
O	ⓘ Hornblende Root Name Group	◻Ca₂(C₄²⁺C³⁺)(AlSi₇O₂₂)W₂
O	ⓘ Garnet Group	X₃Z₂(SiO₄)₃
O	ⓘ Apatite	Ca₅(PO₄)₃A
O	ⓘ Trébeurdenite	Fe₂²⁺Fe₄³⁺O₂(OH)₁₀CO₃ · 3H₂O
O	ⓘ Mössbauerite	Fe₆³⁺O₄(OH)₈[CO₃] · 3H₂O
O	ⓘ Ferri-fluoro-tschermakite	◻{Ca₂}{Mg₃Fe₂³⁺}(Al₂Si₆O₂₂)F₂
O	ⓘ Allanite Group	(A1²⁺REE³⁺)(M1³⁺M2³⁺M3²⁺)O[Si₂O₇][SiO₄](OH)
F	Fluorine
F	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
F	ⓘ Fluorite	CaF₂
F	ⓘ Ferri-fluoro-tschermakite	◻{Ca₂}{Mg₃Fe₂³⁺}(Al₂Si₆O₂₂)F₂
Na	Sodium
Na	ⓘ Albite	Na(AlSi₃O₈)
Na	ⓘ Hastingsite	NaCa₂(Fe₄²⁺Fe³⁺)(Si₆Al₂)O₂₂(OH)₂
Na	ⓘ Albite var. Oligoclase	(Na,Ca)[Al(Si,Al)Si₂O₈]
Na	ⓘ Schorl	NaFe₃²⁺Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)
Mg	Magnesium
Mg	ⓘ Actinolite	◻Ca₂(Mg_4.5-2.5Fe_0.5-2.5)Si₈O₂₂(OH)₂
Mg	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
Mg	ⓘ Cordierite	Mg₂Al₄Si₅O₁₈
Mg	ⓘ Spinel	MgAl₂O₄
Mg	ⓘ Ferri-fluoro-tschermakite	◻{Ca₂}{Mg₃Fe₂³⁺}(Al₂Si₆O₂₂)F₂
Al	Aluminium
Al	ⓘ K Feldspar var. Adularia	KAlSi₃O₈
Al	ⓘ Albite	Na(AlSi₃O₈)
Al	ⓘ Andalusite	Al₂(SiO₄)O
Al	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
Al	ⓘ Cordierite	Mg₂Al₄Si₅O₁₈
Al	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
Al	ⓘ Ferro-tschermakite	◻Ca₂(Fe₃²⁺Al₂)(Al₂Si₆O₂₂)(OH)₂
Al	ⓘ Hastingsite	NaCa₂(Fe₄²⁺Fe³⁺)(Si₆Al₂)O₂₂(OH)₂
Al	ⓘ Microcline	K(AlSi₃O₈)
Al	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
Al	ⓘ Albite var. Oligoclase	(Na,Ca)[Al(Si,Al)Si₂O₈]
Al	ⓘ Schorl	NaFe₃²⁺Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)
Al	ⓘ Sillimanite	Al₂(SiO₄)O
Al	ⓘ Spinel	MgAl₂O₄
Al	ⓘ Hornblende Root Name Group	◻Ca₂(C₄²⁺C³⁺)(AlSi₇O₂₂)W₂
Al	ⓘ Ferri-fluoro-tschermakite	◻{Ca₂}{Mg₃Fe₂³⁺}(Al₂Si₆O₂₂)F₂
Si	Silicon
Si	ⓘ Actinolite	◻Ca₂(Mg_4.5-2.5Fe_0.5-2.5)Si₈O₂₂(OH)₂
Si	ⓘ K Feldspar var. Adularia	KAlSi₃O₈
Si	ⓘ Albite	Na(AlSi₃O₈)
Si	ⓘ Quartz var. Amethyst	SiO₂
Si	ⓘ Andalusite	Al₂(SiO₄)O
Si	ⓘ Andradite	Ca₃Fe₂³⁺(SiO₄)₃
Si	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
Si	ⓘ Cordierite	Mg₂Al₄Si₅O₁₈
Si	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
Si	ⓘ Ferro-tschermakite	◻Ca₂(Fe₃²⁺Al₂)(Al₂Si₆O₂₂)(OH)₂
Si	ⓘ Hastingsite	NaCa₂(Fe₄²⁺Fe³⁺)(Si₆Al₂)O₂₂(OH)₂
Si	ⓘ Microcline	K(AlSi₃O₈)
Si	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
Si	ⓘ Albite var. Oligoclase	(Na,Ca)[Al(Si,Al)Si₂O₈]
Si	ⓘ Quartz	SiO₂
Si	ⓘ Schorl	NaFe₃²⁺Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)
Si	ⓘ Sillimanite	Al₂(SiO₄)O
Si	ⓘ Quartz var. Smoky Quartz	SiO₂
Si	ⓘ Titanite	CaTiO(SiO₄)
Si	ⓘ Zircon	Zr(SiO₄)
Si	ⓘ Hornblende Root Name Group	◻Ca₂(C₄²⁺C³⁺)(AlSi₇O₂₂)W₂
Si	ⓘ Garnet Group	X₃Z₂(SiO₄)₃
Si	ⓘ Ferri-fluoro-tschermakite	◻{Ca₂}{Mg₃Fe₂³⁺}(Al₂Si₆O₂₂)F₂
Si	ⓘ Allanite Group	(A1²⁺REE³⁺)(M1³⁺M2³⁺M3²⁺)O[Si₂O₇][SiO₄](OH)
P	Phosphorus
P	ⓘ Autunite	Ca(UO₂)₂(PO₄)₂ · 10-12H₂O
P	ⓘ Uranocircite	Ba(UO₂)₂(PO₄)₂ · 10H₂O
P	ⓘ Apatite	Ca₅(PO₄)₃A
S	Sulfur
S	ⓘ Anglesite	PbSO₄
S	ⓘ Arsenopyrite	FeAsS
S	ⓘ Baryte	BaSO₄
S	ⓘ Bornite	Cu₅FeS₄
S	ⓘ Pyrite var. Bravoite	(Fe,Ni)S₂
S	ⓘ Chalcopyrite	CuFeS₂
S	ⓘ Chalcocite	Cu₂S
S	ⓘ Covellite	CuS
S	ⓘ Cubanite	CuFe₂S₃
S	ⓘ Digenite	Cu₉S₅
S	ⓘ Galena	PbS
S	ⓘ Idaite	Cu₅FeS₆
S	ⓘ Mackinawite	FeS
S	ⓘ Marcasite	FeS₂
S	ⓘ Molybdenite	MoS₂
S	ⓘ Pentlandite	(Ni_xFe_y)_Σ9S₈
S	ⓘ Polybasite	[Ag₆Sb₂S₇][Ag₉CuS₄]
S	ⓘ Pyrite	FeS₂
S	ⓘ Pyrrhotite	Fe_1-xS
S	ⓘ Sphalerite	ZnS
S	ⓘ Stannite	Cu₂FeSnS₄
S	ⓘ Wurtzite	(Zn,Fe)S
S	ⓘ Tetrahedrite Group	^M2(A₆)^M1(B₄ C₂)^X3(D₄)^S1(Y₁₂)^S2(Z)
K	Potassium
K	ⓘ K Feldspar var. Adularia	KAlSi₃O₈
K	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
K	ⓘ Microcline	K(AlSi₃O₈)
K	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
Ca	Calcium
Ca	ⓘ Actinolite	◻Ca₂(Mg_4.5-2.5Fe_0.5-2.5)Si₈O₂₂(OH)₂
Ca	ⓘ Andradite	Ca₃Fe₂³⁺(SiO₄)₃
Ca	ⓘ Autunite	Ca(UO₂)₂(PO₄)₂ · 10-12H₂O
Ca	ⓘ Calcite	CaCO₃
Ca	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
Ca	ⓘ Ferro-tschermakite	◻Ca₂(Fe₃²⁺Al₂)(Al₂Si₆O₂₂)(OH)₂
Ca	ⓘ Fluorite	CaF₂
Ca	ⓘ Hastingsite	NaCa₂(Fe₄²⁺Fe³⁺)(Si₆Al₂)O₂₂(OH)₂
Ca	ⓘ Albite var. Oligoclase	(Na,Ca)[Al(Si,Al)Si₂O₈]
Ca	ⓘ Scheelite	Ca(WO₄)
Ca	ⓘ Titanite	CaTiO(SiO₄)
Ca	ⓘ Hornblende Root Name Group	◻Ca₂(C₄²⁺C³⁺)(AlSi₇O₂₂)W₂
Ca	ⓘ Apatite	Ca₅(PO₄)₃A
Ca	ⓘ Ferri-fluoro-tschermakite	◻{Ca₂}{Mg₃Fe₂³⁺}(Al₂Si₆O₂₂)F₂
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)
Cr	Chromium
Cr	ⓘ Chromite	Fe²⁺Cr₂³⁺O₄
Fe	Iron
Fe	ⓘ Actinolite	◻Ca₂(Mg_4.5-2.5Fe_0.5-2.5)Si₈O₂₂(OH)₂
Fe	ⓘ Andradite	Ca₃Fe₂³⁺(SiO₄)₃
Fe	ⓘ Arsenopyrite	FeAsS
Fe	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
Fe	ⓘ Bornite	Cu₅FeS₄
Fe	ⓘ Pyrite var. Bravoite	(Fe,Ni)S₂
Fe	ⓘ Chalcopyrite	CuFeS₂
Fe	ⓘ Chromite	Fe²⁺Cr₂³⁺O₄
Fe	ⓘ Cubanite	CuFe₂S₃
Fe	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
Fe	ⓘ Ferro-tschermakite	◻Ca₂(Fe₃²⁺Al₂)(Al₂Si₆O₂₂)(OH)₂
Fe	ⓘ Goethite	Fe³⁺O(OH)
Fe	ⓘ Hastingsite	NaCa₂(Fe₄²⁺Fe³⁺)(Si₆Al₂)O₂₂(OH)₂
Fe	ⓘ Hematite	Fe₂O₃
Fe	ⓘ Idaite	Cu₅FeS₆
Fe	ⓘ Ilmenite	Fe²⁺TiO₃
Fe	ⓘ Löllingite	FeAs₂
Fe	ⓘ Mackinawite	FeS
Fe	ⓘ Magnetite	Fe²⁺Fe₂³⁺O₄
Fe	ⓘ Marcasite	FeS₂
Fe	ⓘ Pentlandite	(Ni_xFe_y)_Σ9S₈
Fe	ⓘ Pyrite	FeS₂
Fe	ⓘ Pyrrhotite	Fe_1-xS
Fe	ⓘ Schorl	NaFe₃²⁺Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)
Fe	ⓘ Scorodite	Fe³⁺AsO₄ · 2H₂O
Fe	ⓘ Siderite	FeCO₃
Fe	ⓘ Stannite	Cu₂FeSnS₄
Fe	ⓘ Wurtzite	(Zn,Fe)S
Fe	ⓘ Trébeurdenite	Fe₂²⁺Fe₄³⁺O₂(OH)₁₀CO₃ · 3H₂O
Fe	ⓘ Mössbauerite	Fe₆³⁺O₄(OH)₈[CO₃] · 3H₂O
Fe	ⓘ Ferri-fluoro-tschermakite	◻{Ca₂}{Mg₃Fe₂³⁺}(Al₂Si₆O₂₂)F₂
Ni	Nickel
Ni	ⓘ Pyrite var. Bravoite	(Fe,Ni)S₂
Ni	ⓘ Nickeline	NiAs
Ni	ⓘ Pentlandite	(Ni_xFe_y)_Σ9S₈
Cu	Copper
Cu	ⓘ Azurite	Cu₃(CO₃)₂(OH)₂
Cu	ⓘ Bornite	Cu₅FeS₄
Cu	ⓘ Chalcopyrite	CuFeS₂
Cu	ⓘ Chalcocite	Cu₂S
Cu	ⓘ Covellite	CuS
Cu	ⓘ Cubanite	CuFe₂S₃
Cu	ⓘ Digenite	Cu₉S₅
Cu	ⓘ Idaite	Cu₅FeS₆
Cu	ⓘ Malachite	Cu₂(CO₃)(OH)₂
Cu	ⓘ Polybasite	[Ag₆Sb₂S₇][Ag₉CuS₄]
Cu	ⓘ Stannite	Cu₂FeSnS₄
Zn	Zinc
Zn	ⓘ Sphalerite	ZnS
Zn	ⓘ Wurtzite	(Zn,Fe)S
As	Arsenic
As	ⓘ Arsenopyrite	FeAsS
As	ⓘ Löllingite	FeAs₂
As	ⓘ Nickeline	NiAs
As	ⓘ Scorodite	Fe³⁺AsO₄ · 2H₂O
Se	Selenium
Se	ⓘ Native Selenium	Se
Zr	Zirconium
Zr	ⓘ Zircon	Zr(SiO₄)
Mo	Molybdenum
Mo	ⓘ Molybdenite	MoS₂
Ag	Silver
Ag	ⓘ Hessite	Ag₂Te
Ag	ⓘ Polybasite	[Ag₆Sb₂S₇][Ag₉CuS₄]
Sn	Tin
Sn	ⓘ Cassiterite	SnO₂
Sn	ⓘ Stannite	Cu₂FeSnS₄
Sb	Antimony
Sb	ⓘ Polybasite	[Ag₆Sb₂S₇][Ag₉CuS₄]
Te	Tellurium
Te	ⓘ Hessite	Ag₂Te
Te	ⓘ Native Tellurium	Te
Ba	Barium
Ba	ⓘ Baryte	BaSO₄
Ba	ⓘ Uranocircite	Ba(UO₂)₂(PO₄)₂ · 10H₂O
W	Tungsten
W	ⓘ Scheelite	Ca(WO₄)
Au	Gold
Au	ⓘ Native Gold	Au
Pb	Lead
Pb	ⓘ Anglesite	PbSO₄
Pb	ⓘ Cerussite	PbCO₃
Pb	ⓘ Galena	PbS
Bi	Bismuth
Bi	ⓘ Native Bismuth	Bi
U	Uranium
U	ⓘ Autunite	Ca(UO₂)₂(PO₄)₂ · 10-12H₂O
U	ⓘ Uraninite var. Pitchblende	UO₂
U	ⓘ Uraninite	UO₂
U	ⓘ Uranocircite	Ba(UO₂)₂(PO₄)₂ · 10H₂O

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_Lannion
Wikidata ID:	Q584641
GeoNames ID:	3007608

Localities in this Region

France

Brittany
- Côtes-d'Armor
  - Lannion
    - ⭔Berhet
    - ⭔Camlez
    - ⭔Caouënnec-Lanvézéac
    - ⭔Cavan
    - ⭔Coatascorn
    - ⭔Coatréven
    - ⭔Kerbors
    - ⭔Kermaria-Sulard
    - ⭔La Roche-Jaudy
    - ⭔Langoat
    - ⭔Lanmérin
    - ⭔Lanmodez
    - ⭔Lannion
      - Beg Léguer
      - Buhulien
        Traou ar Ru
    - ⭔Lanvellec
    - ⭔Le Vieux-Marché
    - ⭔Lézardrieux
    - ⭔Loguivy-Plougras
      - Beffou forest
      - Kerhuel
      - Lesdu quarries
    - ⭔Louannec
    - ⭔Mantallot
      - Pen an Crec'h quarry
    - ⭔Minihy-Tréguier
    - ⭔Penvénan
    - ⭔Perros-Guirec
      - Kerdu ("Trez Traou")
      - La Clarté
        B.G.P. Granite quarry
        Madec Quarry
        Rebillon quarries
        Société Armoricaine de Granite quarry
      - Morle et Mica
      - ⭔Ploumanac'h
    - ⭔Plestin-les-Grèves
      - Belle-Roche quarry
      - Grève des Curés
      - Kervigné
      - Mouth of the river Douron
      - Porz Mellec
      - Saint-Efflam
    - ⭔Pleubian
    - ⭔Pleudaniel
    - ⭔Pleumeur-Bodou
      - Ile Grande
      - Penvern
        Île Aval
    - ⭔Pleumeur-Gautier
    - ⭔Plouaret
    - ⭔Ploubezre
    - ⭔Plougras
      - Kerradenneg
    - ⭔Plougrescant

France

Brittany
- Côtes-d'Armor
  - Lannion
    - Plougrescant
      - Salt marsh
    - ⭔Plouguiel
    - ⭔Ploulec'h
      - Saint-Herbot
    - ⭔Ploumilliau
      - Christ quarry
      - Pen ar Vouillen
    - ⭔Plounérin
    - ⭔Plounévez-Moëdec
      - Plounévez-Moëdec vein
    - ⭔Plouzélambre
    - ⭔Plufur
      - Klandi
    - ⭔Pluzunet
    - ⭔Pommerit-Jaudy
      - Quelédern
        Jaudy quarries
    - ⭔Prat
    - ⭔Quemperven
    - ⭔Rospez
    - ⭔Saint-Michel-en-Grève
    - ⭔Saint-Quay-Perros
    - ⭔Tonquédec
    - ⭔Trébeurden
      - Bihit Point
      - Goaslagorn
      - ⭔Milliau Island
      - Penvern
      - Porz Mabo
      - Porz Raden
      - Toëno
    - ⭔Trédarzec
    - ⭔Trédrez-Locquémeau
      - Locquémeau
        Notigou
        Notigou beach alluvials
      - Salt marsh
      - Séhar point
      - Trédrez
        Kerham
        Kersalic
        Kervorgan
    - ⭔Tréduder
    - ⭔Trégastel
      - Coz Porz beach
      - Renote island
      - Sainte-Anne bay
        Ty Néwiz
    - ⭔Trégrom
    - ⭔Tréguier
    - ⭔Trélévern
    - ⭔Trémel
      - Le Gorrec
    - ⭔Trévou-Tréguignec
    - ⭔Trézény
    - ⭔Troguéry

Other Regions, Features and Areas that Intersect

Eurasian PlateTectonic Plate

Saxo-Thuringian BeltOrogenic Belt

EuropeContinent

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References

Lukas, Yann (1978) Roches et minéraux de Bretagne. Ouest France. p.1-33.pp.10-11

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Mineral List

Rock Types Recorded

Select Rock List Type

Detailed Mineral List:

Gallery:

List of minerals arranged by Strunz 10th Edition classification

List of minerals for each chemical element

Fossils

Other Databases

Localities in this Region

Other Regions, Features and Areas that Intersect

References

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