Sample 90CG-V657B

NavDat sample number 59799 · BASALTIC-ANDESITE

Sample

Sample ID	90CG-V657B
Rock name	BASALTIC-ANDESITE
Rock type	VOLCANIC
Composition	INTERMEDIATE
Material	IGNEOUS

Location

Latitude	46.015
Longitude	-122.411
State / province	Oregon

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
36		32.4	39.6

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	52.43		WT%	XRF
TIO2	1.67		WT%	XRF
AL2O3	18.53		WT%	XRF
FEOT	8.9		WT%	XRF
MNO	0.18		WT%	XRF
MGO	3.66		WT%	XRF
CAO	10.18		WT%	XRF
NA2O	3.53		WT%	XRF
K2O	0.62		WT%	XRF
P2O5	0.3		WT%	XRF
TOTAL	100.24		WT%	XRF
LOI	1.6		WT%	XRF
BA	170		PPM	XRF
LA	-30		PPM	XRF
CE	30		PPM	XRF
RB	10		PPM	XRF
SR	405		PPM	XRF
Y	25		PPM	XRF
ZR	152		PPM	XRF
NB	16		PPM	XRF

References

du, Bray Edward A; John, David A; Sherrod, David R; Evarts, Russell C; Conrey, Richard M; Lexa, Jaroslav (2006) Geochemical database for volcanic rocks of the western Cascades, Washington, Oregon, and California. U. S. Geological Survey Data Series. 2006.