Pacana je najvažnija kaldera u istoimenom kompleksu u čileanskoj regiji Antofagasta , istočno od slaništa Salar de Atacama . Kompleks La Pacana dio je vulkanskog kompleksa Altiplano-Puna. Tromeđa Čilea , Bolivije i Perua nalazi se sjeveroistočno od ovog vulkana, dok je na jugozapadu slanište Salar Aguas Calientes. Dimenzije depresije kaldere iznose 70 x 35 km. Velika erupcija prije oko 4 miliona godina proizvela je 2.500 km3 tefre .
Baker, M. C. W. (1981). "The nature and distribution of upper Cenozoic ignimbrite centres in the Central Andes". J. Volcanol. Geotherm. Res . 11 (2–4): 293–315. Bibcode :1981JVGR...11..293B . doi :10.1016/0377-0273(81)90028-7 .
de Silva, S.L.; Francis, P. W. (1989). "Correlation of large ignimbrites - two case studies from the Central Andes of N. Chile" . J. Volcanol. Geotherm. Res . 37 (2): 133–149. Bibcode :1989JVGR...37..133D . doi :10.1016/0377-0273(89)90066-8 .
Francis, P. W.; Baker, M. C. W. (1978). "Sources of two large-volume ignimbrites in the Central Andes: Some Landsat evidence". J. Volcanol. Geotherm. Res . 4 : 81–87. Bibcode :1978JVGR....4...81F . doi :10.1016/0377-0273(78)90029-X .
Lindsay, J. M.; de Silva, S.; Trumbull, R.; Emmermann, R.; Wemmer, K. (2001). "La Pacana caldera, N. Chile: a re-evaluation of the stratigraphy and volcanology of one of the world's largest resurgent calderas". Journal of Volcanology and Geothermal Research . 106 (1–2): 145–173. Bibcode :2001JVGR..106..145L . doi :10.1016/S0377-0273(00)00270-5 .
Stern, Charles R. (decembar 2004). "Active Andean volcanism: its geologic and tectonic setting" . Revista geológica de Chile . 31 (2): 161–206. doi :10.4067/S0716-02082004000200001 . Pristupljeno 15. 3. 2010 .
La Pacana Caldera [mrtav link ]
Sjeverna vulkanska zona (6° S – 3° J) Centralna vulkanska zona (15–27° J) Južna vulkanska zona (33–46° J) Najjužnija vulkanska zona (49–55° J)