Sample 99CG-V860A

NavDat sample number 59802 · BASALTIC-ANDESITE

Sample

Sample ID	99CG-V860A
Rock name	BASALTIC-ANDESITE
Rock type	VOLCANIC
Composition	INTERMEDIATE
Material	IGNEOUS

Location

Latitude	46.0231
Longitude	-122.472
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	52.31		WT%	XRF
TIO2	1.91		WT%	XRF
AL2O3	16.42		WT%	XRF
FEOT	9.7		WT%	XRF
MNO	0.15		WT%	XRF
MGO	6.1		WT%	XRF
CAO	8.96		WT%	XRF
NA2O	3.48		WT%	XRF
K2O	0.51		WT%	XRF
P2O5	0.46		WT%	XRF
TOTAL	99.77		WT%	XRF
BA	122		PPM	XRF
LA	9		PPM	XRF
CE	50		PPM	XRF
RB	5		PPM	XRF
SR	472		PPM	XRF
Y	24		PPM	XRF
ZR	175		PPM	XRF
NB	21		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.