GEOROC Sample Information
Location
Latitude -1.637 | Longitude -78.734
ANDEAN ARC / NORTHERN ANDEAN VOLCANIC ZONE / ECUADOR / CALPI
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 12E
Sample Information
ANDESITE
OUTCROP
Sample Age Information
No sample age information given.
Chemistry (and, if given, analytical ages)
Analyzed: WHOLE ROCK
AL2O3 | 16.3 WT% |
CAO | 6.7 WT% |
FE2O3T | 7.6 WT% |
K2O | 1.35 WT% |
LOI | -0.2 WT% |
MGO | 4.8 WT% |
MNO | 0.1 WT% |
NA2O | 4.06 WT% |
P2O5 | 0.22 WT% |
SIO2 | 58.2 WT% |
TIO2 | 0.87 WT% |
CE | 31 PPM |
DY | 2.3 PPM |
ER | 1 PPM |
EU | 1.06 PPM |
GD | 3.35 PPM |
LA | 14.7 PPM |
ND | 16.5 PPM |
SM | 3.75 PPM |
YB | 0.92 PPM |
BA | 595 PPM |
CO | 27 PPM |
CR | 152 PPM |
NB | 4.6 PPM |
NI | 75 PPM |
RB | 31 PPM |
SC | 15.3 PPM |
SR | 640 PPM |
TH | 3.4 PPM |
V | 175 PPM |
Y | 11.7 PPM |
ZR | 115 PPM |