Dunite mine of Landoi Curiosity · Cariño, Ortegal, A Coruña Image of Cariño, not of the place itself. An open-cast working in the parish of Landoi that extracts dunite, an ultramafic rock rich in magnesium silicate; its raw material comes from the same geological complex that made the cape famous and is destined for export. Photo: Adbar (CC BY-SA 3.0) What to see and do in Cariño