Sample 91PS-U146B

NavDat sample number 59382 · BASALT

Sample

Sample ID	91PS-U146B
Rock name	BASALT
Rock type	VOLCANIC
Composition	MAFIC
Material	IGNEOUS

Location

Latitude	46.2167
Longitude	-122.57
State / province	Oregon

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
37		36	39

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	50.92		WT%	XRF
TIO2	1.52		WT%	XRF
AL2O3	16.6		WT%	XRF
FEOT	9.65		WT%	XRF
MNO	0.15		WT%	XRF
MGO	8.1		WT%	XRF
CAO	9.32		WT%	XRF
NA2O	3.01		WT%	XRF
K2O	0.47		WT%	XRF
P2O5	0.26		WT%	XRF
TOTAL	98.89		WT%	XRF
LOI	1.6		WT%	XRF
BA	97		PPM	XRF
LA	-30		PPM	XRF
CE	-30		PPM	XRF
RB	-10		PPM	XRF
SR	380		PPM	XRF
Y	22		PPM	XRF
ZR	120		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.