Sample 84SH-V84

NavDat sample number 59901 · BASALTIC-ANDESITE

Sample

Sample ID	84SH-V84
Rock name	BASALTIC-ANDESITE
Rock type	VOLCANIC
Composition	INTERMEDIATE
Material	IGNEOUS

Location

Latitude	46.1972
Longitude	-122.079
State / province	Oregon

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
25		22.5	27.5

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	55.2		WT%	XRF
TIO2	1.45		WT%	XRF
AL2O3	17.41		WT%	XRF
FEOT	9.05		WT%	XRF
MNO	0.16		WT%	XRF
MGO	3.74		WT%	XRF
CAO	9.01		WT%	XRF
NA2O	3.07		WT%	XRF
K2O	0.6		WT%	XRF
P2O5	0.31		WT%	XRF
TOTAL	100.06		WT%	XRF
LOI	2.5		WT%	XRF
BA	200		PPM	XRF
LA	-30		PPM	XRF
CE	70		PPM	XRF
RB	12		PPM	XRF
SR	400		PPM	XRF
Y	32		PPM	XRF
ZR	225		PPM	XRF
NB	12		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.