GEOROC Sample Information

Location
Latitude 29.85 | Longitude 129.87
RYUKYU ARC / RYUKYU ARC / NAKANO-SHIMA/NAKANOJIMA / NAKANO-SHIMA
CONVERGENT MARGIN

Reference

TIBA T.

PETROCHEMISTRY OF THE VOLCANIC ROCKS FROM KUCHINO-SHIMA, NAKANO-SHIMA AND SUWANOSE-JIMA, TOKARA ISLANDS

MEM. NAT. SCI. MUS. TOKYO 22 [1989] 7-19

Sample Name: NA24

Sample Information

ANDESITE, ORTHOPYROXENE-CLINOPYROXENE / HIGHLY PORPHYRITIC TEXTURE / BLOCK
OUTCROP

Sample Age Information

No sample age information given.

Chemistry (and, if given, analytical ages)

Analyzed: WHOLE ROCK

AL2O317.96 WT%
CAO8.82 WT%
FE2O34.02 WT%
FEO3.59 WT%
H2OM0.4 WT%
H2OP0.21 WT%
K2O0.73 WT%
MGO4.82 WT%
MNO0.14 WT%
NA2O2.22 WT%
P2O50.08 WT%
SIO256.44 WT%
TIO20.57 WT%
CE28.7 PPM
BA133 PPM
CR16.6 PPM
CU56 PPM
NB10.8 PPM
NI19.1 PPM
RB27.9 PPM
SR229 PPM
V214 PPM
Y19.4 PPM
ZN68.9 PPM
ZR57.7 PPM