Some new varieties of Sardinian lithoid veins are described. They belong to the following seven groups: a) plagioclasites; b) epidotic spessartites; c) carbonatitic spessartites; d) peridotites; e) talc-mica types; f) muscovite-sericite types; g) vein-form necks.The description of the new varieties is included in a synthetic geological picture about the lithoid veins of the Sardinia, with regard to their chronology and petrographic characters. Finally some instructive itineraries are pointed out.