
1) Volcano of Antofagasta Region
Found on
https://www.crosswordclues.com/clue/curiquinca

Curiquinca is a stratovolcano that straddles the border between Bolivia and Chile. It lies immediately E of Cerro Colorado and NE to volcán Escalante (El Apagado), all of which are considered to be part of the Sairecabur volcanic group. The light area behind the mountain is part of a large sulfur deposit, location of the - now abandoned - sulfur ...
Found on
http://en.wikipedia.org/wiki/Curiquinca
No exact match found.