Sample 92TO-B56

NavDat sample number 59436 · BASALTIC-ANDESITE

Sample

Sample ID	92TO-B56
Rock name	BASALTIC-ANDESITE
Rock type	VOLCANIC
Composition	INTERMEDIATE
Material	IGNEOUS

Location

Latitude	46.4272
Longitude	-122.583
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	55.62		WT%	XRF
TIO2	1.31		WT%	XRF
AL2O3	16.84		WT%	XRF
FEOT	8.32		WT%	XRF
MNO	0.14		WT%	XRF
MGO	4.93		WT%	XRF
CAO	8.2		WT%	XRF
NA2O	3.4		WT%	XRF
K2O	0.9		WT%	XRF
P2O5	0.35		WT%	XRF
TOTAL	99.99		WT%	XRF
LOI	1.1		WT%	XRF
BA	205		PPM	XRF
LA	34		PPM	XRF
CE	50		PPM	XRF
RB	18		PPM	XRF
SR	355		PPM	XRF
Y	25		PPM	XRF
ZR	210		PPM	XRF
NB	16		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.