GEOROC Sample Information
Location
Latitude -25.17 | Longitude -68.52
ANDEAN ARC / CENTRAL ANDEAN VOLCANIC ZONE / CHILE / LASTARRIA
STRATOVOLCANO
CONVERGENT MARGIN
Reference
WITTENBRINK R.
TEMPORAL VARIATIONS OF THE MAGMA GENESIS OF MIOCENE AND QUATERNARY VOLCANIC ROCKS IN THE SOUTHERN PART OF THE CENTRAL VOLCANIC ZONE OF THE ANDES (CVZ, 25°-26°S, 67°-69°W)
BERLINER GEOWISS. ABH. A 193 [1997] 1-135
Sample Name: LASTARRIA-20
Sample Information
NOT GIVEN / LAVA
OUTCROP
Sample Age Information
HOLOCENE
Chemistry (and, if given, analytical ages)
Analyzed: WHOLE ROCK
| AL2O3 | 16.72 WT% |
| CAO | 6.18 WT% |
| FE2O3T | 7.38 WT% |
| K2O | 2.52 WT% |
| LOI | -0.09 WT% |
| MNO | 0.1 WT% |
| NA2O | 3.42 WT% |
| P2O5 | 0.32 WT% |
| SIO2 | 61.79 WT% |
| TIO2 | 1.11 WT% |
| CE | 84 PPM |
| BA | 533 PPM |
| CR | 82 PPM |
| NB | 14 PPM |
| NI | 33 PPM |
| PB | 18 PPM |
| RB | 101 PPM |
| SR | 531 PPM |
| TH | 18 PPM |
| Y | 21 PPM |
| ZR | 204 PPM |