GEOROC Sample Information

Location
Latitude 53.2528 | Longitude -168.55
ALEUTIAN ARC / SECOND ALEUTIAN ARC / UMNAK / RECHESHNOI
CONVERGENT MARGIN

Reference

GOLDSTEIN S. L.,LANGMUIR C. H.,MILLER D. M.,FRANKS A. L.

THE IMPORTANCE OF PARENTAL MAGMA COMPOSITION TO CALC-ALKALINE AND THOLEIITIC EVOLUTION: EVIDENCE FROM UMNAK ISLAND IN THE ALEUTIANS

J. GEOPHYS. RES. B97 [1992] 321-343

Sample Name: LUM22

Sample Information

ANDESITE / FRESH
OUTCROP

Sample Age Information

No sample age information given.

Chemistry (and, if given, analytical ages)

Analyzed: WHOLE ROCK

AL2O317.12 WT%
CAO5.42 WT%
FE2O3T5.82 WT%
K2O1.54 WT%
MGO1.85 WT%
MNO0.12 WT%
NA2O4.19 WT%
P2O50.18 WT%
SIO263.07 WT%
TIO20.71 WT%
CE23.17 PPM
DY2.74 PPM
ER1.71 PPM
EU1.02 PPM
GD2.79 PPM
LA11.77 PPM
LU0.26 PPM
ND12.87 PPM
SM2.81 PPM
YB1.74 PPM
BA537 PPM
CR11 PPM
CU25 PPM
NI11 PPM
SC14 PPM
SR316 PPM
V116 PPM
Y15 PPM
ZR87 PPM


Reference

GOLDSTEIN S. L.,LANGMUIR C. H.,MILLER D. M.

CERIUM/LEAD AND LEAD ISOTOPE RATIOS IN ARC MAGMAS AND THE ENRICHMENT OF LEAD IN THE CONTINENTS

NATURE 368 [1994] 514-520

Sample Name: LUM22

Sample Information

ANDESITE / FRESH
OUTCROP

Sample Age Information

No sample age information given.

Chemistry (and, if given, analytical ages)

Analyzed: WHOLE ROCK

PB206_PB20418.928
PB207_PB20415.585
PB208_PB20438.498
PB7.79 PPM
RB31.67 PPM
U1.2 PPM


Reference

GOLDSTEIN S. L.,CLASS C.,LANGMUIR C. H.,MILLER D. M.

DISTINGUISHING MELT AND FLUID SUBDUCTION COMPONENTS IN UMNAK VOLCANICS, ALEUTIAN ARC

GEOCHEMISTRY GEOPHYSICS GEOSYSTEMS 1 [2000]

Sample Name: LUM22

Sample Information

ANDESITE / FRESH
OUTCROP

Sample Age Information

No sample age information given.

Chemistry (and, if given, analytical ages)

Analyzed: WHOLE ROCK

ND143_ND1440.512959
SR87_SR860.703405
CE24.53 PPM
DY3 PPM
EU1.13 PPM
GD3.24 PPM
HO0.63 PPM
LA12.15 PPM
LU0.28 PPM
ND13.14 PPM
PR3.17 PPM
SM3 PPM
TB0.49 PPM
YB1.86 PPM
BA571 PPM
CS0.84 PPM
CS0.805 PPM
HF2.65 PPM
LI28.54 PPM
MO0.73 PPM
NB5.8 PPM
PB6.21 PPM
RB33.1 PPM
SB0.34 PPM
SN1.13 PPM
SR359 PPM
TA0.4 PPM
TH2.66 PPM
TL0.133 PPM
U1.22 PPM
Y17.9 PPM
ZR102 PPM