Sample 92CG-V829

NavDat sample number 59673 · BASALTIC-ANDESITE

Sample

Sample ID	92CG-V829
Rock name	BASALTIC-ANDESITE
Rock type	VOLCANIC
Composition	INTERMEDIATE
Material	IGNEOUS

Location

Latitude	46.1844
Longitude	-122.422
State / province	Oregon

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
37		33.3	40.7

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	54.75		WT%	XRF
TIO2	1.63		WT%	XRF
AL2O3	16.68		WT%	XRF
FEOT	9.39		WT%	XRF
MNO	0.15		WT%	XRF
MGO	4.2		WT%	XRF
CAO	8.6		WT%	XRF
NA2O	3.77		WT%	XRF
K2O	0.5		WT%	XRF
P2O5	0.34		WT%	XRF
TOTAL	98.74		WT%	XRF
BA	255		PPM	XRF
LA	-30		PPM	XRF
CE	49		PPM	XRF
RB	20		PPM	XRF
SR	485		PPM	XRF
Y	23		PPM	XRF
ZR	152		PPM	XRF
NB	14		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.