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_ND1440.512976 ± 0.000004
PB206_PB20419.036 ± 0.003
PB207_PB20415.558 ± 0.002
PB208_PB20438.679 ± 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_PB20419.047 ± 0.003
PB207_PB20415.565 ± 0.002
PB208_PB20438.69 ± 0.006
SR87_SR860.703591 ± 0.000005
AL2O316.96 WT%
CAO8.54 WT%
FE2O3T11.53 WT%
K2O1.72 WT%
LOI2.03 WT%
MGO6.19 WT%
MNO0.17 WT%
NA2O3.02 WT%
P2O50.81 WT%
SIO246.49 WT%
TIO22.3 WT%
RB32 PPM
SR1498 PPM
ZR216 PPM