Sample L1134

NavDat sample number 60187 · DACITE

Sample

Sample ID	L1134
Rock name	DACITE
Rock type	VOLCANIC
Composition	FELSIC
Material	IGNEOUS

Location

Latitude	44.5906
Longitude	-122.137
State / province	Oregon

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
19		14	25

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	66.63		WT%	XRF
TIO2	0.84		WT%	XRF
AL2O3	15.35		WT%	XRF
FEOT	4.64		WT%	XRF
MNO	0.1		WT%	XRF
MGO	1.4		WT%	XRF
CAO	3.68		WT%	XRF
NA2O	4.32		WT%	XRF
K2O	2.84		WT%	XRF
P2O5	0.19		WT%	XRF
TOTAL	100.08		WT%	XRF
LOI	2.04		WT%	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.