Geoalcali (Highfield Resources) salt vacuum hangar in Mina Muga within the municipalities of Undués de Lerda and Urriés (Aragón) and Sangüesa y Javier (Navarra)

• Builded surface ​​4,100 m2
• Storage capacity up to 22,000 tons
• Material input of up to 38 tn/h in F1 and 76 tn/h in F2
• Material extraction of 300 tn/h
• Free internal section of up to 38 meters and open space thanks to the combination of external metal structure and self-supporting covers