 The tribes began to trade their local products, iron, silver, alabaster, marble, gold, resin, wax, honey and cheese; with their neighbours, first by trading routes along the Rhône river, and later Etruscan traders visited the coast.Etruscan amphorae from the 7th and 6th centuries BC have been found in Marseille, Cassis, and in hilltop oppida in the region.Traders from the island of Rhodes were visiting the coast of Provence in the 7th century BC.