Table 3.
Sampling locations.
| Research location | Sampling site and code | Collection date | Latitude (°S) | Longitude (°W) | Altitude | Sample description |
|---|---|---|---|---|---|---|
| Yungay | (1) Tamarisk oasis | |||||
| Y2 | 11.11.2010 | 24°04′50.5″ | 69°55′08.3″ | 918 | Degraded tamarisk leaves and surface nitrate soil | |
| (2) Cerros Aguas Blancas | ||||||
| Y6_1 | 13.11.2010 | 24°06′18.4″ | 70°01′15.4″ | 1002 | Extreme hyper-arid site, fine white soil (surface 2 cm) | |
| Y6_2 | 13.11.2010 | 24°06′18.6″ | 70°01′15.6′ | 1002 | Sub-surface (30 cm) | |
| Y6_3 | 13.11.2010 | 24°06′18.6″ | 70°01′15.6′ | 1002 | Sub-surface (100 cm) | |
| CAB2 | 30.10.2011 | 24°05′24.9″ | 69°58′31.9″ | 1060 | Surface (2 cm) | |
| CAB3 | 30.10.2011 | 24°06′40.3″ | 70°02′03.5″ | 1079 | Surface (2 cm) | |
| Lomas Bayas | LB1 | 26.10.2012 | 23°24′27.4″ | 69°31′03.8″ | 1500 | Extreme hyper-arid, surface soil |
| Cerro Paranal | POP2 | 30.10.2011 | 27°75′ | 68°42′ | 1945 | Coarse sandy hyper-arid, surface soil |
| Salar de Atacama | Laguna Chaxa | |||||
| CHX1 | 26.10.2012 | 23°17′33″ | 68°10′99″ | 2219 | Hyper-arid halite (surface 2 cm) | |
| CHX2 | 26.10.2012 | 23°17′33″ | 68°10′99″ | 2219 | Sub-surface (30 cm) | |
| CHX3 | 26.10.2012 | 23°17′36″ | 68°10′83″ | 2222 | Soil colonized by cyanobacteria | |
| Cordillera de la Sal | Valle de la Luna | |||||
| VDL | 05.10.2004 | 23°02′ | 68°20′ | 2450 | Extreme hyper-arid sand | |