👉 The actino ns is a group of rocks that form in the Earth's crust, including quartz veins and nodules. Actino ns are formed by deformation or erosion of igneous rocks, primarily granite. They are found mainly in the Mediterranean region.
👉 The actino ns is a group of rocks that form in the Earth's crust, including quartz veins and nodules. Actino ns are formed by deformation or erosion of igneous rocks, primarily granite. They are found mainly in the Mediterranean region.
