GEOROC Sample Information
Location
Latitude 17.63 | Longitude -63.23
LESSER ANTILLES / LESSER ANTILLES / SABA
SE SIDE OF BUNKER HILL DOME
CONVERGENT MARGIN
Reference
BAKER P. E.,BUCKLEY F.,PADFIELD T.
PETROLOGY OF VOLCANIC ROCKS OF SABA, WEST INDIES
BULL. VOLCANOL. 43 [1980] 337-346
Sample Name: S123
Sample Information
ANDESITE / PORPHYRITIC TEXTURE
OUTCROP
Sample Age Information
No sample age information given.
Chemistry (and, if given, analytical ages)
Analyzed: WHOLE ROCK
AL2O3 | 18.15 WT% |
CAO | 7.5 WT% |
FE2O3 | 3.19 WT% |
FEO | 3.23 WT% |
H2OM | 0.02 WT% |
H2OP | 0.22 WT% |
K2O | 0.99 WT% |
MGO | 2.57 WT% |
MNO | 0.18 WT% |
NA2O | 3.61 WT% |
P2O5 | 0.16 WT% |
SIO2 | 59.37 WT% |
TIO2 | 0.61 WT% |
BA | 370 PPM |
CO | 15 PPM |
CR | 30 PPM |
CU | 30 PPM |
NI | 5 PPM |
RB | 21 PPM |
SR | 390 PPM |
Y | 18 PPM |
ZN | 40 PPM |
ZR | 90 PPM |
Analyzed: MINERAL / COMPONENT (INCL. GROUNDMASS) AMPHIBOLE
AL2O3 | 6.4 WT% |
CAO | 10.5 WT% |
CR2O3 | 0.05 WT% |
FEOT | 13.2 WT% |
K2O | 0.24 WT% |
MGO | 15.4 WT% |
MNO | 0.6 WT% |
NA2O | 1.4 WT% |
SIO2 | 48.6 WT% |
TIO2 | 1 WT% |