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 022E1
Sample Information
DACITE
OUTCROP
Sample Age Information
QUATERNARY
Chemistry (and, if given, analytical ages)
Analyzed: WHOLE ROCK
| ND143_ND144 | 0.51288 |
| SR87_SR86 | 0.704186 |
| D18O | 8.7 ± 0.2 ‰ |
| AL2O3 | 16.45 WT% |
| CAO | 4.73 WT% |
| FE2O3 | 5.22 WT% |
| FEO | 4.7 WT% |
| K2O | 1.21 WT% |
| MGO | 1.66 WT% |
| MNO | 0.06 WT% |
| NA2O | 4.03 WT% |
| P2O5 | 0.11 WT% |
| SIO2 | 66 WT% |
| TIO2 | 0.53 WT% |
| CE | 19 PPM |
| DY | 1.45 PPM |
| ER | 0.6 PPM |
| EU | 0.73 PPM |
| GD | 2.25 PPM |
| LA | 10.2 PPM |
| ND | 10.5 PPM |
| SM | 2.4 PPM |
| YB | 0.44 PPM |
| BA | 640 PPM |
| BE | 0.77 PPM |
| CR | 12 PPM |
| LI | 14.3 PPM |
| NB | 3.3 PPM |
| NI | 5 PPM |
| RB | 24 PPM |
| SC | 6 PPM |
| SR | 430 PPM |
| TH | 1.65 PPM |
| V | 103 PPM |
| Y | 7 PPM |
| ZR | 73 PPM |