GEOROC Sample Information

Location
Latitude -0.538 | Longitude -77.626
ANDEAN ARC / NORTHERN ANDEAN VOLCANIC ZONE / ECUADOR / SUMACO
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: 3D2

Sample Information

TEPHRITE / PORPHYRITIC TEXTURE
OUTCROP

Sample Age Information

No sample age information given.

Chemistry (and, if given, analytical ages)

Analyzed: WHOLE ROCK

ND143_ND1440.512893
SR87_SR860.704243
D18O6.2
AL2O318.89 WT%
CAO8.63 WT%
FEOT8.99 WT%
K2O4.43 WT%
MGO2.49 WT%
MNO0.32 WT%
NA2O6.77 WT%
P2O50.64 WT%
SIO247.56 WT%
TIO21.29 WT%
CE302 PPM
EU5.03 PPM
LA173 PPM
LU0.63 PPM
ND121 PPM
SM18.5 PPM
TB1.59 PPM
YB4.67 PPM
BA2563 PPM
CS2.21 PPM
HF5.65 PPM
NB82 PPM
NI4 PPM
RB125 PPM
SC1 PPM
SC2.5 PPM
SR4059 PPM
TA3.54 PPM
TH27.8 PPM
U7.26 PPM
V292 PPM
Y49 PPM
ZR441 PPM