Sample 92TO-B34

NavDat sample number 59433 · BASALTIC-ANDESITE

Sample

Sample ID	92TO-B34
Rock name	BASALTIC-ANDESITE
Rock type	VOLCANIC
Composition	INTERMEDIATE
Material	IGNEOUS

Location

Latitude	46.3847
Longitude	-122.567
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	55.37		WT%	XRF
TIO2	1.1		WT%	XRF
AL2O3	14.82		WT%	XRF
FEOT	8.01		WT%	XRF
MNO	0.15		WT%	XRF
MGO	7.39		WT%	XRF
CAO	9.24		WT%	XRF
NA2O	2.76		WT%	XRF
K2O	0.95		WT%	XRF
P2O5	0.21		WT%	XRF
TOTAL	99.19		WT%	XRF
LOI	1.16		WT%	XRF
BA	245		PPM	XRF
LA	-30		PPM	XRF
CE	47		PPM	XRF
RB	23		PPM	XRF
SR	375		PPM	XRF
Y	21		PPM	XRF
ZR	155		PPM	XRF
NB	9		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.