Sample 86CG-V133

NavDat sample number 59896 · DACITE

Sample

Sample ID	86CG-V133
Rock name	DACITE
Rock type	VOLCANIC
Composition	FELSIC
Material	IGNEOUS

Location

Latitude	46.1511
Longitude	-122.335
State / province	Oregon

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
34		30.6	37.4

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	66.66		WT%	XRF
TIO2	0.82		WT%	XRF
AL2O3	15.23		WT%	XRF
FEOT	5.07		WT%	XRF
MNO	0.12		WT%	XRF
MGO	1.23		WT%	XRF
CAO	3.65		WT%	XRF
NA2O	4.66		WT%	XRF
K2O	2.31		WT%	XRF
P2O5	0.24		WT%	XRF
TOTAL	99.46		WT%	XRF
LOI	1.92		WT%	XRF
BA	413		PPM	XRF
LA	50		PPM	XRF
CE	82		PPM	XRF
RB	43		PPM	XRF
SR	213		PPM	XRF
Y	41		PPM	XRF
ZR	401		PPM	XRF
NB	21		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.