GEOROC Sample Information
Location
Latitude -0.357 | Longitude -78.619
ANDEAN ARC / NORTHERN ANDEAN VOLCANIC ZONE / ECUADOR / ATACAZO-NINAHUILCA
ATACAZO
CONVERGENT MARGIN
Reference
GERBE M. C.,BOURDON E.,MARTIN H.,SAMANIEGO P.,HIDALGO S.
ROLE OF CRUSTAL AND SLAB COMPONENTS IN THE NORTHERN VOLCANIC ZONE OF THE ANDES (ECUADOR) CONSTRAINED BY SR-ND-O ISOTOPES
LITHOS 132-133 [2012] 180-192
Sample Name: ATAC 101J
Sample Information
ANDESITE, BASALTIC
OUTCROP
Sample Age Information
QUATERNARY
Chemistry (and, if given, analytical ages)
Analyzed: WHOLE ROCK
| SR87_SR86 | 0.704215 |
| D18O | 8.2 ± 0.3 ‰ |
| AL2O3 | 15.9 WT% |
| CAO | 7.97 WT% |
| FE2O3 | 8.9 WT% |
| FEO | 8.01 WT% |
| K2O | 0.83 WT% |
| MGO | 6.32 WT% |
| MNO | 0.13 WT% |
| NA2O | 3.16 WT% |
| P2O5 | 0.14 WT% |
| SIO2 | 55.91 WT% |
| TIO2 | 0.74 WT% |
| CE | 15 PPM |
| DY | 2.65 PPM |
| ER | 1.45 PPM |
| EU | 0.86 PPM |
| GD | 2.9 PPM |
| LA | 7.3 PPM |
| ND | 10.5 PPM |
| SM | 2.6 PPM |
| YB | 1.33 PPM |
| BA | 360 PPM |
| BE | 0.66 PPM |
| CR | 250 PPM |
| LI | 11.6 PPM |
| NB | 3.1 PPM |
| NI | 41 PPM |
| RB | 9.6 PPM |
| SC | 24.5 PPM |
| SR | 390 PPM |
| TH | 1.1 PPM |
| V | 210 PPM |
| Y | 14.9 PPM |
| ZR | 76 PPM |