الأباتيت تعدين الفوسفات. The Dunes of Concón, Chile 🇨🇱 🏜️ are located on a high sea terrace o... f 80 meters above sea level in contact with a rocky coast, they have the particularity that they are not being fed by the sands of the beach, that is, they are suspended, separated by cliffs, so it is a fossil dune.
