Sample 89CG-V492

NavDat sample number 59888 · BASALTIC-ANDESITE

Sample

Sample ID	89CG-V492
Rock name	BASALTIC-ANDESITE
Rock type	VOLCANIC
Composition	INTERMEDIATE
Material	IGNEOUS

Location

Latitude	46.1797
Longitude	-122.329
State / province	Oregon

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
34		30.6	37.4

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	55.16		WT%	XRF
TIO2	1.57		WT%	XRF
AL2O3	18.29		WT%	XRF
FEOT	8.38		WT%	XRF
MNO	0.14		WT%	XRF
MGO	2.98		WT%	XRF
CAO	8.29		WT%	XRF
NA2O	3.8		WT%	XRF
K2O	1.08		WT%	XRF
P2O5	0.31		WT%	XRF
TOTAL	100.02		WT%	XRF
LOI	1.21		WT%	XRF
BA	248		PPM	XRF
LA	34		PPM	XRF
CE	46		PPM	XRF
RB	17		PPM	XRF
SR	363		PPM	XRF
Y	27		PPM	XRF
ZR	207		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.