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 035
Sample Information
ANDESITE
OUTCROP
Sample Age Information
QUATERNARY
Chemistry (and, if given, analytical ages)
Analyzed: WHOLE ROCK
ND143_ND144 | 0.512845 |
SR87_SR86 | 0.704275 |
D18O | 9.3 ± 0.3 PER MIL |
AL2O3 | 17.95 WT% |
CAO | 5.14 WT% |
FE2O3 | 6.21 WT% |
FEO | 5.58 WT% |
K2O | 0.94 WT% |
MGO | 1.88 WT% |
MNO | 0.07 WT% |
NA2O | 4.05 WT% |
P2O5 | 0.18 WT% |
SIO2 | 62.88 WT% |
TIO2 | 0.71 WT% |
CE | 20 PPM |
DY | 1.6 PPM |
ER | 0.65 PPM |
EU | 0.82 PPM |
GD | 2.7 PPM |
LA | 8.9 PPM |
ND | 11.5 PPM |
SM | 2.8 PPM |
YB | 0.48 PPM |
BA | 630 PPM |
BE | 0.87 PPM |
CR | 13 PPM |
LI | 15.4 PPM |
NB | 4.4 PPM |
NI | 5 PPM |
RB | 17.5 PPM |
SC | 7 PPM |
SR | 492 PPM |
TH | 1.55 PPM |
V | 122 PPM |
Y | 7.6 PPM |
ZR | 94 PPM |