GEOROC Sample Information

Location
Latitude 12.5 | Longitude -86.7
CENTRAL AMERICAN VOLCANIC ARC / CENTRAL AMERICAN VOLCANIC ARC-NORTHWESTERN SEGMENT / NICARAGUA / CERRO NEGRO
CONVERGENT MARGIN

Reference

CARR M. J.,WALKER J. A.

COMPOSITIONAL VARIATIONS CAUSED BY PHENOCRYST SORTING AT CERRO NEGRO VOLCANO, NICARAGUA

BULL. GEOL. SOC. AM. 97 [1986] 1156-1162

Sample Name: CN-6

Sample Information

BASALT
OUTCROP

Sample Age Information

1968 eruption

Chemistry (and, if given, analytical ages)

Analyzed: WHOLE ROCK

AL2O320.14 WT%
CAO11.48 WT%
FEOT9.67 WT%
K2O0.47 WT%
MGO3.72 WT%
NA2O2.4 WT%
SIO250.75 WT%
TIO20.84 WT%


Reference

CARR M. J.,WALKER J. A.

COMPOSITIONAL VARIATIONS CAUSED BY PHENOCRYST SORTING AT CERRO NEGRO VOLCANO, NICARAGUA

BULL. GEOL. SOC. AM. 97 [1986] 1156-1162

Sample Name: CN-6

Sample Information

BASALT
OUTCROP

Sample Age Information

No sample age information given.

Chemistry (and, if given, analytical ages)

Analyzed: WHOLE ROCK

AL2O320 WT%
CAO11.4 WT%
FEOT9.6 WT%
H2OP0.32 WT%
K2O0.47 WT%
MGO3.69 WT%
MNO0.18 WT%
NA2O2.38 WT%
P2O50.14 WT%
SIO250.4 WT%
TIO20.83 WT%
BA448 PPM
CR13 PPM
NI22 PPM
RB6 PPM
SR517 PPM
V319 PPM


Reference

SHIMIZU N.,GAETANI G. A.,BUCHOLZ C. E.,O^LEARY J. A.,NEWVILLE M.

RAPID REEQUILIBRATION OF H2O AND OXYGEN FUGACITY IN OLIVINE-HOSTED MELT INCLUSIONS

GEOLOGY 12 [2012] 915-918

Sample Name: CN-6

Sample Information

BASALT
OUTCROP

Sample Age Information

No sample age information given.

Chemistry (and, if given, analytical ages)

Analyzed: MINERAL / COMPONENT (INCL. GROUNDMASS) OLIVINE

CAO0.17 WT%
FEOT20.6 WT%
MGO41.4 WT%
MNO0.32 WT%
SIO238.44 WT%