Sample 92TO-B33

NavDat sample number 59430 · BASALTIC-ANDESITE

Sample

Sample ID	92TO-B33
Rock name	BASALTIC-ANDESITE
Rock type	VOLCANIC
Composition	INTERMEDIATE
Material	IGNEOUS

Location

Latitude	46.3858
Longitude	-122.574
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	52.76		WT%	XRF
TIO2	1.03		WT%	XRF
AL2O3	15.48		WT%	XRF
FEOT	8.57		WT%	XRF
MNO	0.15		WT%	XRF
MGO	9.48		WT%	XRF
CAO	8.95		WT%	XRF
NA2O	2.73		WT%	XRF
K2O	0.66		WT%	XRF
P2O5	0.18		WT%	XRF
TOTAL	99.78		WT%	XRF
LOI	0.66		WT%	XRF
BA	132		PPM	XRF
LA	-30		PPM	XRF
CE	-30		PPM	XRF
RB	15		PPM	XRF
SR	385		PPM	XRF
Y	18		PPM	XRF
ZR	108		PPM	XRF
NB	7		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.