Domaine de l'Horizon "Mar i Muntanya" Blanc 2023This corner of France is a geologists dream. The variety of soils within the compact wine growing zone of Calce is mind boggling: there is brown slate and black slate; there are deep alluvial gravel deposits full of large, slick river stones; there is iron oxide drenched marl of a deep red hue; and, in most of these areas, the mother rock itself lies beneath a mere eight to fifteen inches of topsoil, demanding the tough old vines to plunge down, down,