www.aulados.net Geotours France 2 2021 The Pink Granite Coast (Côte de Granit Rose) A st Coa Pink Granite Coast te ni Ploumanac’h ra Paris G Trégastel k Perros-Guirec Lannion in Brittany P Îlle Grande FranciaFrance Îlle Aganton (a Caton) Chaîne des Puys

Clermont Ferrand 2,5 km Cantal B C Le Castel Îlle Milliau Trébeurden

Point de Bihit

Outline map: d-maps.com A: The Pink Granite Coast (image: Géoportail https://www.geoportail.gouv.fr/carte): B) The pink granite on the coast https://d-maps.com/carte.php?num_car=2812&lang=es near the Min Ruz lighthouse (Ploumanac’h); C) Mineralogy of the granite, rich in quartz and K feldspar.

ast Co te ni ra G k in P

Lannion

SWC Maps The Pink Granite, near the Min Ruz Lighthouse. La Clarté facies (pink coarse grained facies). https://maps.walkingclub.org.uk/topographic/ign-france.shtml R. Oyarzun (2021) Aula2 puntonet www.aulados.net Geotours France 2 2021

Some outcrops (1-5) of the complex 5 Ploumanac’h intrusion of Ploumanac’h and details of its mineralogy and textures. 4 La Clarté Trégastel

2 km Landrellec 1: In front of Île Milliau: La Clarté facies.

Île Aganton

Woas Wen 3 Île Grande

Toénot 2: Toénot: transitional zone, granite of Agaton. 2

1 3: Île Grande: central zone, two-mica granite. Île Milliau Trébeurden The complex intrusion of Ploumanac’h

Île Grande granites (internal zone) Two-mica external facies Pointe de Bihit Internal facies Transitional granites (transitional zone) Psammitic-pelitic host rock 4: Trégastel: hybrid facies: mafic-felsic. Mafic xenoliths, and Woas Wen granite feldspar crystals embedded in a mafic matrix. Magmatic/metamorphic host rock Aganton (or Canton) granite Dunes Coarse grain pink granites (external zone) and mafic rocks Mafic rocks La Clarté facies (pink granite s.s.) 5: Ploumanac’h: La Clarté facies. Adapted from: Barriêre (1977; original figure), Santarelli (2011). R. Oyarzun (2021) Aula2 puntonet