Sample 92TO-B14

NavDat sample number 59950 · BASALTIC-ANDESITE

Sample

Sample ID	92TO-B14
Rock name	BASALTIC-ANDESITE
Rock type	VOLCANIC
Composition	INTERMEDIATE
Material	IGNEOUS

Location

Latitude	46.3283
Longitude	-122.65
State / province	Oregon

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
36		32.4	39.6

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	54.4		WT%	XRF
TIO2	1.09		WT%	XRF
AL2O3	20.23		WT%	XRF
FEOT	6.81		WT%	XRF
MNO	0.11		WT%	XRF
MGO	3.38		WT%	XRF
CAO	9.82		WT%	XRF
NA2O	3.26		WT%	XRF
K2O	0.7		WT%	XRF
P2O5	0.2		WT%	XRF
TOTAL	98.72		WT%	XRF
LOI	1.11		WT%	XRF
BA	170		PPM	XRF
LA	-30		PPM	XRF
CE	30		PPM	XRF
RB	12		PPM	XRF
SR	475		PPM	XRF
Y	18		PPM	XRF
ZR	126		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.