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_ND1440.51285
SR87_SR860.704187
D18O8.1
AL2O317.05 WT%
CAO7.05 WT%
FEOT7.18 WT%
K2O0.89 WT%
MGO4.25 WT%
MNO0.11 WT%
NA2O3.68 WT%
P2O50.12 WT%
SIO259 WT%
TIO20.65 WT%
CE12.5 PPM
EU0.78 PPM
LA6.9 PPM
LU0.22 PPM
ND8.9 PPM
SM2.41 PPM
TB0.44 PPM
YB1.5 PPM
BA384 PPM
CS0.44 PPM
HF2.36 PPM
NB2.9 PPM
NI38 PPM
RB19 PPM
SC24 PPM
SC20.4 PPM
SR362 PPM
TA0.22 PPM
TH1.2 PPM
V166 PPM
Y16 PPM
ZR91 PPM