GEOROC Sample Information

Location
Latitude 53.25 | Longitude -168.5333
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: LUM42

Sample Information

ANDESITE / FRESH
OUTCROP

Sample Age Information

No sample age information given.

Chemistry (and, if given, analytical ages)

Analyzed: WHOLE ROCK

AL2O316.84 WT%
CAO6.2 WT%
FE2O3T6.78 WT%
K2O1.61 WT%
MGO3.23 WT%
MNO0.11 WT%
NA2O3.57 WT%
P2O50.14 WT%
SIO260.66 WT%
TIO20.86 WT%
CE21.57 PPM
DY2.84 PPM
ER1.71 PPM
EU0.87 PPM
GD2.95 PPM
LA10.15 PPM
LU0.27 PPM
ND12.01 PPM
SM2.82 PPM
YB1.72 PPM
BA515 PPM
CR18 PPM
CU70 PPM
SC20 PPM
SR285 PPM
V169 PPM
Y19 PPM
ZR100 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: LUM42

Sample Information

ANDESITE / FRESH
OUTCROP

Sample Age Information

No sample age information given.

Chemistry (and, if given, analytical ages)

Analyzed: WHOLE ROCK

PB206_PB20418.992
PB207_PB20415.607
PB208_PB20438.598
PB9.92 PPM
RB43.64 PPM
U1.78 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: LUM42

Sample Information

ANDESITE / FRESH
OUTCROP

Sample Age Information

No sample age information given.

Chemistry (and, if given, analytical ages)

Analyzed: WHOLE ROCK

ND143_ND1440.512958
SR87_SR860.703543
CE23.51 PPM
DY3.32 PPM
EU1.03 PPM
GD3.58 PPM
HO0.71 PPM
LA11.86 PPM
LU0.3 PPM
ND13.43 PPM
PR3.18 PPM
SM3.23 PPM
TB0.54 PPM
YB2.02 PPM
B48.7 PPM
BA499 PPM
CS1.64 PPM
CS1.633 PPM
HF2.94 PPM
LI33.45 PPM
MO0.65 PPM
NB3.95 PPM
PB7.65 PPM
RB46.22 PPM
SB0.47 PPM
SN1.39 PPM
SR307 PPM
TA0.3 PPM
TH3.45 PPM
TL0.207 PPM
U1.88 PPM
Y20.5 PPM
ZR109 PPM