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Brittany, France

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Acanthite : Ag2S

Le Rhun Mine, Plélauff, Gouarec, Côtes-d'Armor, Brittany, France

crystal : 0,5mm
photo and collection :P Le Roch
 © P L e RochPhoto ID: 55109    View Count: 594

Acanthite : Ag2S, Pyrite : FeS2

Gold mine, Lopérec, Pont-de-Buis-lès-Quimerch, Finistère, Brittany, France

width : 5mm
Photo and collection : P Le Roch
 © P Le RochPhoto ID: 55151    View Count: 510

Actinolite : ☐Ca2(Mg,Fe2+)5(Si8O22)(OH)2

La Roche Quarry, Calanhel, Callac, Côtes-d'Armor, Brittany, France

width : 5mm
photo and collection :P Le Roch
 © P L e RochPhoto ID: 55058    View Count: 564

Actinolite : ☐Ca2(Mg,Fe2+)5(Si8O22)(OH)2

Gâvres beach alluvials, Port-Louis, Lorient, Morbihan, Brittany, France

0,6 mm grain - Photo and collection François Périnet
 © François PérinetPhoto ID: 95107    View Count: 310

Adularia : KAlSi3O8

La Roche Quarry, Calanhel, Callac, Côtes-d'Armor, Brittany, France

Adularia
Field of view 5 mm
Photo and Collection Patrice Queneau
 © P.QueneauPhoto ID: 159204    View Count: 157

Albite-Anorthite Series

La Roche Quarry, Calanhel, Callac, Côtes-d'Armor, Brittany, France

crystal : 0,2mm
photo and collection :P Le Roch
 © P L e RochPhoto ID: 55067    View Count: 512

Multiple photos availableAlmandine : Fe2+3Al2[SiO4]3

N164 By-pass, Caurel, Mûr-de-Bretagne, Côtes-d'Armor, Brittany, France

Single garnet crystal (5 mm long) in matrix
Photo ID: 156680    View Count: 182

Anatase : TiO2

La Lande quarry, Plumelin, Morbihan, Brittany, France

Field of view : 2mm, Photo & Collection : JM.Johannet.
 © JM. JohannetPhoto ID: 29101    View Count: 585

Anatase : TiO2, Quartz : SiO2

La Lande quarry, Plumelin, Morbihan, Brittany, France

Anatas-xl = 2 mm
 © Frank de WitPhoto ID: 46160    View Count: 519

Anatase : TiO2, Tourmaline : AD3G6(BO3)3[T6O18]Y3Z, Quartz : SiO2

Bellevue Quarry, St Gelven, Gouarec, Côtes-d'Armor, Brittany, France

width : 4mm
photo and collection :P Le Roch
 © P L e RochPhoto ID: 55080    View Count: 491
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Mineral and/or Locality
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