Stone : garnet-bearing amphibolite
Type : metamorphic rock derived from a magmatic rock
Age : 600 million years
Quarry : La Roche, Calanhel (Côtes d’Armor)
![](local/cache-vignettes/L1920xH1032/59ed49d145866c0bb77877eaa61e2a-04015.jpg?1711120099)
Stone : garnet-bearing amphibolite
Type : metamorphic rock derived from a magmatic rock
Age : 600 million years
Quarry : La Roche, Calanhel (Côtes d’Armor)