Sample EL-49B

NavDat sample number 90829 · GABBRO

Sample

Sample ID	EL-49B
Rock name	GABBRO
Rock type	PLUTONIC
Composition	MAFIC
Material	IGNEOUS
Collected by	MacDonald and others
Comment	Gabbro cumulate

Location

Latitude	47.427
Longitude	-120.867
State / province	Washington

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
161		160	162

Analyses

Whole Rock

Item	Value	Std. dev.	Unit	Method
SIO2	51.27		WT%	XRF
AL2O3	19.39		WT%	XRF
TIO2	0.21		WT%	XRF
FEOT	4.25		WT%	XRF
MNO	0.09		WT%	XRF
MGO	8.09		WT%	XRF
CAO	13.65		WT%	XRF
NA2O	2.98		WT%	XRF
K2O	0.06		WT%	XRF
P2O5	0.01		WT%	XRF
LOI	2.33		WT%	XRF
BA	25		PPM	XRF
RB	1		PPM	XRF
SR	204		PPM	XRF
Y	7		PPM	XRF
ZR	10		PPM	XRF
NB	1		PPM	XRF
TH	1		PPM	XRF
GA	13		PPM	XRF
ZN	21		PPM	XRF
CU	68		PPM	XRF
NI	99		PPM	XRF
V	110		PPM	XRF
CR	497		PPM	XRF
SC	21		PPM	XRF

References

MacDonald, James H, Jr; Harper, Gregory D; Miller, Robert B; Miller,Jonathan S; Mlinarevic, Ante N; Schultz, Cynthia E (2008) The Ingalls ophiolite complex, central Cascades, Washington;geochemistry, tectonic setting, and regional correlations. Special Paper - Geological Society of America, vol. 438, pp.133-159,2008 doi:10.1130/2008.2438(04)