| Locality | Latitude | Longitude | Distance | Bearing |
|---|
| Conveau quarry, Gourin, Pontivy, Morbihan, Brittany, France | 48° 10' 16" N | 3° 34' 13" W | 6.9km (4.3 miles) | |
| Castel-Ruphel Quarry (ex Roudouallec), Saint-Goazec, Châteaulin, Finistère, Brittany, France | 48° 8' 44" N | 3° 43' 25" W | 10.4km (6.4 miles) | |
| Castel-Ruphel Quarry, Saint-Goazec, Châteaulin, Finistère, Brittany, France | 48° 8' 43" N | 3° 43' 25" W | 10.4km (6.4 miles) | |
| Kerhuo, Gourin, Pontivy, Morbihan, Brittany, France | 48° 7' 37" N | 3° 35' 30" W | 10.4km (6.5 miles) | |
| Kerbizien, Poullaouen, Châteaulin, Finistère, Brittany, France | 48° 19' 30" N | 3° 38' 39" W | 12.1km (7.5 miles) | |
| Boscadouen stream alluvial deposits, Roudouallec, Pontivy, Morbihan, Brittany, France | 48° 6' 38" N | 3° 40' 42" W | 12.3km (7.6 miles) | |
| La Fonderie slag locality, Poullaouen, Châteaulin, Finistère, Brittany, France | 48° 20' 54" N | 3° 39' 37" W | 14.8km (9.2 miles) | |
| Le Ruguel, Collorec, Plonévez-du-Faou, Châteaulin, Finistère, Brittany, France | 48° 18' 19" N | 3° 47' 13" W | 15.1km (9.4 miles) | |
| La Vieille mine, Poullaouen, Châteaulin, Finistère, Brittany, France | 48° 21' 8" N | 3° 39' 3" W | 15.1km (9.4 miles) | |
| Guerphalès quarries, Glomel, Guingamp, Côtes-d'Armor, Brittany, France | 48° 11' 23" N | 3° 25' 13" W | 16.1km (10.0 miles) | |
| Poullaba vein, Locmaria-Berrien, Poullaouen, Châteaulin, Finistère, Brittany, France | 48° 21' 1" N | 3° 43' 3" W | 16.1km (10.0 miles) | |
| Plessis quarry, Laz, Châteaulin, Finistère, Brittany, France | 48° 7' 50" N | 3° 49' 0" W | 16.6km (10.3 miles) | |
| Pen ar Roz, Glomel, Guingamp, Côtes-d'Armor, Brittany, France | 48° 13' 15" N | 3° 24' 25" W | 16.8km (10.4 miles) | |
| Kervoal, Huelgoat, Châteaulin, Finistère, Brittany, France | 48° 21' 7" N | 3° 44' 8" W | 16.9km (10.5 miles) | |
| Le Liorzou, Poullaouen, Châteaulin, Finistère, Brittany, France | 48° 22' 10" N | 3° 38' 4" W | 17.0km (10.6 miles) | |
| Quénécan, Carnoët, Guingamp, Côtes-d'Armor, Brittany, France | 48° 21' 6" N | 3° 31' 9" W | 17.3km (10.7 miles) | |
| Pontigou, Langonnet, Pontivy, Morbihan, Brittany, France | 48° 6' 10" N | 3° 28' 27" W | 17.3km (10.7 miles) | |
| Trégornan, Glomel, Guingamp, Côtes-d'Armor, Brittany, France | 48° 10' 22" N | 3° 24' 28" W | 17.4km (10.8 miles) | |
| La Coudraie, Huelgoat, Châteaulin, Finistère, Brittany, France | 48° 21' 57" N | 3° 43' 4" W | 17.7km (11.0 miles) | |
| Saint-Herbot, Plonévez-du-Faou, Châteaulin, Finistère, Brittany, France | 48° 19' 35" N | 3° 48' 33" W | 17.9km (11.1 miles) | |
| Le Gouffre, Huelgoat, Châteaulin, Finistère, Brittany, France | 48° 21' 50" N | 3° 43' 49" W | 17.9km (11.1 miles) | |
| Odet river alluvial deposits, Tréflez, Trégourez, Châteaulin, Finistère, Brittany, France | 48° 6' 37" N | 3° 48' 59" W | 18.0km (11.2 miles) | |
| Pont-Kerlann stream alluvial deposits, Trégourez, Châteaulin, Finistère, Brittany, France | 48° 6' 38" N | 3° 49' 35" W | 18.5km (11.5 miles) | |
| Odet river alluvial deposits, Leuhan, Châteaulin, Finistère, Brittany, France | 48° 6' 2" N | 3° 50' 22" W | 20.0km (12.4 miles) | |
| Keranvel, Guiscriff, Pontivy, Morbihan, Brittany, France | 48° 1' 52" N | 3° 36' 33" W | 20.7km (12.9 miles) | |
| Menez Ru, Micaschist outcrops, Scaër, Quimper, Finistère, Brittany, France | 48° 3' 44" N | 3° 47' 34" W | 20.8km (13.0 miles) | |
| Ménez Goaillou pegmatite quarries, Coray, Châteaulin, Finistère, Brittany, France | 48° 5' 40" N | 3° 50' 52" W | 20.9km (13.0 miles) | |
| Le Vern, Berrien, Châteaulin, Finistère, Brittany, France | 48° 23' 40" N | 3° 43' 42" W | 21.0km (13.0 miles) | |
| Kerjulien, Guiscriff, Pontivy, Morbihan, Brittany, France | 48° 1' 56" N | 3° 34' 16" W | 21.0km (13.1 miles) | |
| Coadry, Micaschist outcrops, Scaër, Quimper, Finistère, Brittany, France | 48° 2' 44" N | 3° 45' 43" W | 21.3km (13.2 miles) | |
Conveau quarry, Gourin, Pontivy, Morbihan, Brittany, France