GEOROC Sample Information
Location
Latitude -1.784 | Longitude -78.615
ANDEAN ARC / NORTHERN ANDEAN VOLCANIC ZONE / ECUADOR / LICTO
CONVERGENT MARGIN
Reference
SCHIANO P.,EISSEN J.-P.,MONZIER M.,MARTIN H.,KOGA K. T.
SIMPLE MIXING AS THE MAJOR CONTROL OF THE EVOLUTION OF VOLCANIC SUITES IN THE ECUADORIAN ANDES
CONTRIB. MINERAL. PETROL. 160 [2010] 297-312
Sample Name: RIO 11A
Sample Information
ANDESITE
OUTCROP
Sample Age Information
No sample age information given.
Chemistry (and, if given, analytical ages)
Analyzed: WHOLE ROCK
AL2O3 | 16.12 WT% |
CAO | 6.75 WT% |
FE2O3T | 7.05 WT% |
K2O | 1.85 WT% |
LOI | 0.61 WT% |
MGO | 4.75 WT% |
MNO | 0.1 WT% |
NA2O | 4.05 WT% |
P2O5 | 0.3 WT% |
SIO2 | 57.3 WT% |
TIO2 | 0.89 WT% |
CE | 48 PPM |
DY | 2.35 PPM |
ER | 1.2 PPM |
EU | 1.21 PPM |
GD | 3.4 PPM |
LA | 22 PPM |
ND | 25 PPM |
SM | 4.8 PPM |
YB | 1.03 PPM |
BA | 815 PPM |
CO | 24 PPM |
CR | 145 PPM |
NB | 6 PPM |
NI | 55 PPM |
RB | 33.5 PPM |
SC | 15.5 PPM |
SR | 1000 PPM |
TH | 3.9 PPM |
V | 165 PPM |
Y | 12.8 PPM |
ZR | 135 PPM |