Sample 92PS-U120A

NavDat sample number 59836 · BASALT

Sample

Sample ID	92PS-U120A
Rock name	BASALT
Rock type	VOLCANIC
Composition	MAFIC
Material	IGNEOUS

Location

Latitude	46.1633
Longitude	-122.578
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	51.07		WT%	XRF
TIO2	0.85		WT%	XRF
AL2O3	20.9		WT%	XRF
FEOT	7.09		WT%	XRF
MNO	0.13		WT%	XRF
MGO	4.62		WT%	XRF
CAO	12.23		WT%	XRF
NA2O	2.52		WT%	XRF
K2O	0.44		WT%	XRF
P2O5	0.15		WT%	XRF
TOTAL	99.65		WT%	XRF
LOI	1.27		WT%	XRF
BA	70		PPM	XRF
LA	-30		PPM	XRF
CE	-30		PPM	XRF
RB	12		PPM	XRF
SR	320		PPM	XRF
Y	18		PPM	XRF
ZR	89		PPM	XRF
NB	-10		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.