Sample 92TO-BO3

NavDat sample number 59435 · BASALTIC-ANDESITE

Sample

Sample ID	92TO-BO3
Rock name	BASALTIC-ANDESITE
Rock type	VOLCANIC
Composition	INTERMEDIATE
Material	IGNEOUS

Location

Latitude	46.4124
Longitude	-122.611
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	55.29		WT%	XRF
TIO2	1.19		WT%	XRF
AL2O3	16.35		WT%	XRF
FEOT	7.98		WT%	XRF
MNO	0.15		WT%	XRF
MGO	6.16		WT%	XRF
CAO	8.17		WT%	XRF
NA2O	3.23		WT%	XRF
K2O	1.19		WT%	XRF
P2O5	0.3		WT%	XRF
TOTAL	99.28		WT%	XRF
LOI	1.12		WT%	XRF
BA	250		PPM	XRF
LA	-30		PPM	XRF
CE	49		PPM	XRF
RB	33		PPM	XRF
SR	440		PPM	XRF
Y	22		PPM	XRF
ZR	194		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.