GEOROC Sample Information
Location
Latitude -0.357 | Longitude -78.619
ANDEAN ARC / NORTHERN ANDEAN VOLCANIC ZONE / ECUADOR / ATACAZO-NINAHUILCA
ATACAZO
CONVERGENT MARGIN
Reference
KURZ M. D.,GEIST D. J.,LARSON P. B.,BARRAGAN R.,HALL M.
SUBDUCTION CONTROLS ON THE COMPOSITIONS OF LAVAS FROM THE ECUADORIAN ANDES
EARTH PLANET. SCI. LETT. 154 [1998] 153-166
Sample Name: AT01
Sample Information
ANDESITE
OUTCROP
Sample Age Information
No sample age information given.
Chemistry (and, if given, analytical ages)
Analyzed: WHOLE ROCK
| ND143_ND144 | 0.51285 |
| SR87_SR86 | 0.704187 |
| D18O | 8.1 PER MIL |
| AL2O3 | 17.05 WT% |
| CAO | 7.05 WT% |
| FEOT | 7.18 WT% |
| K2O | 0.89 WT% |
| MGO | 4.25 WT% |
| MNO | 0.11 WT% |
| NA2O | 3.68 WT% |
| P2O5 | 0.12 WT% |
| SIO2 | 59 WT% |
| TIO2 | 0.65 WT% |
| CE | 12.5 PPM |
| EU | 0.78 PPM |
| LA | 6.9 PPM |
| LU | 0.22 PPM |
| ND | 8.9 PPM |
| SM | 2.41 PPM |
| TB | 0.44 PPM |
| YB | 1.5 PPM |
| BA | 384 PPM |
| CS | 0.44 PPM |
| HF | 2.36 PPM |
| NB | 2.9 PPM |
| NI | 38 PPM |
| RB | 19 PPM |
| SC | 24 PPM |
| SC | 20.4 PPM |
| SR | 362 PPM |
| TA | 0.22 PPM |
| TH | 1.2 PPM |
| V | 166 PPM |
| Y | 16 PPM |
| ZR | 91 PPM |