GEOROC Sample Information
Location
Latitude 10.3753 | Longitude -83.5707
CENTRAL AMERICAN VOLCANIC ARC / CENTRAL AMERICAN VOLCANIC ARC-SOUTHEASTERN SEGMENT / COSTA RICA / LOMAS AZULES
CONVERGENT MARGIN
Reference
HAUFF F.,HOERNLE K. A.,VAN DEN BOGAARD P.,ALVARADO G. E.,ABT D.L.,FISCHER K. M.,NICHOLS H.,ABERS G.A.,HEYDOLPH K.,PROTTI M.,STRAUCH W.
ARC-PARALLEL FLOW IN THE MANTLE WEDGE BENEATH COSTA RICA AND NICARAGUA
NATURE 451 [2008] 1094-1098
Sample Name: P-164
Sample Information
BASALT, ALKALINE
OUTCROP
Sample Age Information
NEOGENE
Chemistry (and, if given, analytical ages)
Analyzed: WHOLE ROCK
ND143_ND144 | 0.512976 ± 0.000004 |
PB206_PB204 | 19.036 ± 0.003 |
PB207_PB204 | 15.558 ± 0.002 |
PB208_PB204 | 38.679 ± 0.006 |
Reference
FEIGENSON M. D.,CARR M. J.,HAUFF F.,HOERNLE K. A.,VAN DEN BOGAARD P.,HERZBERG C. T.,SAGINOR I.,SWISHER C. C.; III,GAZEL E.
PLUME-SUBDUCTION INTERACTION IN SOUTHERN CENTRAL AMERICA: MANTLE UPWELLING AND SLAB MELTING
LITHOS 121 [2011] 117-134
Sample Name: P-164
Sample Information
BASALT, ALKALINE
OUTCROP
Sample Age Information
PLIOCENE
Chemistry (and, if given, analytical ages)
Analyzed: WHOLE ROCK
PB206_PB204 | 19.047 ± 0.003 |
PB207_PB204 | 15.565 ± 0.002 |
PB208_PB204 | 38.69 ± 0.006 |
SR87_SR86 | 0.703591 ± 0.000005 |
AL2O3 | 16.96 WT% |
CAO | 8.54 WT% |
FE2O3T | 11.53 WT% |
K2O | 1.72 WT% |
LOI | 2.03 WT% |
MGO | 6.19 WT% |
MNO | 0.17 WT% |
NA2O | 3.02 WT% |
P2O5 | 0.81 WT% |
SIO2 | 46.49 WT% |
TIO2 | 2.3 WT% |
RB | 32 PPM |
SR | 1498 PPM |
ZR | 216 PPM |