The area of Mount Arci is situated in the central-western Sardinia, in the hinterland of the Gulf of Oristano. It has an elliptical shape, extending in a north-south direction, with the major and minor axes respectively 30 km and 7 km long.
The area of Orani, Guzzurra, Sos Enattos is divided into two parts: the first one includes the territory around the municipality of Orani, the second one includes the mining and nature sites of the municipality of Lula.
The area of Funtana Raminosa is situated in the central Sardinia, between the regions of Barbagia and Sarcidano, and it includes a surface of about 145 square km, that is 3.85% of the whole surface occupied by the Geo-mining Park of Sardinia.
The area of Argentiera, Nurra, Gallura is divided into two parts: the first one includes Nurra's western sector (northwestern Sardinia) and it extends from the mining sites of Argentiera and Canaglia to the promontory of Capo Caccia, also including the ancient copper mine of Calabona south of Alghero.
Sarrabus-Gerrei area is located in the southeastern part of Sardinia, and it includes a surface of 575 square km, that is the 15% of all the areas belonging to the Geo-mining Park of Sardinia.
The Arburese, Guspinese area extends over 520 square km, and it is one of the most important areas in the Park because of its history and the mining heritage it keeps.
The area of the Iglesiente covers a surface of 480 square km in the southwestern Sardinia, between the Arburese Guspinese area and that of Sulcis. It is particularly rich in mines and aspects connected with their thousand-year old activity.
The Sulcis area is located in the southwestern side of the island, covering a surface of about 1,450 square km, and it belongs to the widest historical/geographical area of the Sulcis-Iglesiente. It was named after the ancient punic city of Sulcis or Sulci, today called Sant'Antioco.