STORED AT OCTAVIAN.Mas De Daumas Gassac is the brainchild of Aimé Guibert, oneologist Emile Peynaud, and geologist Henri Enjalbert. Described famously as 'The First Growth of the Languedoc' by Hugh Johnson, Mas de Daumas, despite its flattering imitators, remains unique, primarily because its red wine is dominated by Cabernet Sauvignon.