GEOROC Sample Information

Location
Latitude 45.1 | Longitude 141.27
KURILE ARC / KURILE ARC / RISHIRI / RISHIRI / ARARAGIYAMA LAVA
CONVERGENT MARGIN

Reference

NAKAMURA E.,YOKOYAMA TETSUYA,KURITANI T.

GENERATION OF REAR-ARC MAGMAS INDUCED BY INFLUX OF SLAB-DERIVED SUPERCRITICAL LIQUIDS: IMPLICATIONS FROM ALKALI BASALT LAVAS FROM RISHIRI VOLCANO, KURILE ARC

J. PETROL. 49 [2008] 1319-1342

Sample Name: SN-2

Sample Information

BASALT, ALKALINE / APHYRIC TEXTURE
OUTCROP

Sample Age Information

4,200,000 years
to 8,000,000 years
NEOGENE


Chemistry (and, if given, analytical ages)

Analyzed: WHOLE ROCK

ND143_ND1440.512929 ± 0.000003
PB206_PB20418.366
PB207_PB20415.518
PB208_PB20438.249
SR87_SR860.703169 ± 0.000009
AL2O317.06 WT%
CAO9.46 WT%
FE2O3T10.69 WT%
K2O0.76 WT%
LOI0.42 WT%
MGO8.09 WT%
MNO0.18 WT%
NA2O3.21 WT%
P2O50.25 WT%
SIO249.17 WT%
TIO21.07 WT%
CE27 PPM
DY4.33 PPM
ER2.64 PPM
EU1.33 PPM
GD4.08 PPM
HO0.95 PPM
LA11.6 PPM
LU0.42 PPM
ND15.6 PPM
PR3.47 PPM
SM3.65 PPM
TB0.7 PPM
TM0.41 PPM
YB2.78 PPM
B5.55 PPM
BA174 PPM
BE0.9 PPM
CR283 PPM
CS0.87 PPM
HF2.31 PPM
LI5.88 PPM
NB4.09 PPM
NI142 PPM
PB1.83 PPM
RB18.2 PPM
SR392 PPM
TA0.28 PPM
TH1.67 PPM
U0.49 PPM
Y27.9 PPM
ZR104 PPM