Sample 93TO-B69

NavDat sample number 59420 · BASALTIC-ANDESITE

Sample

Sample ID	93TO-B69
Rock name	BASALTIC-ANDESITE
Rock type	VOLCANIC
Composition	INTERMEDIATE
Material	IGNEOUS

Location

Latitude	46.3625
Longitude	-122.575
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	56.04		WT%	XRF
TIO2	1.43		WT%	XRF
AL2O3	16.84		WT%	XRF
FEOT	8.16		WT%	XRF
MNO	0.16		WT%	XRF
MGO	4.55		WT%	XRF
CAO	7.9		WT%	XRF
NA2O	3.44		WT%	XRF
K2O	1.01		WT%	XRF
P2O5	0.47		WT%	XRF
TOTAL	100.09		WT%	XRF
LOI	1.23		WT%	XRF
BA	210		PPM	XRF
LA	30		PPM	XRF
CE	62		PPM	XRF
RB	21		PPM	XRF
SR	425		PPM	XRF
Y	28		PPM	XRF
ZR	265		PPM	XRF
NB	22		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.