Sample 93SH-V114

NavDat sample number 59924 · ANDESITE

Sample

Sample ID	93SH-V114
Rock name	ANDESITE
Rock type	VOLCANIC
Composition	INTERMEDIATE
Material	IGNEOUS

Location

Latitude	46.0575
Longitude	-122.066
State / province	Oregon

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
30		27	33

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	55.79		WT%	XRF
TIO2	1.34		WT%	XRF
AL2O3	17.67		WT%	XRF
FEOT	8.55		WT%	XRF
MNO	0.14		WT%	XRF
MGO	4.09		WT%	XRF
CAO	8		WT%	XRF
NA2O	3.27		WT%	XRF
K2O	0.87		WT%	XRF
P2O5	0.28		WT%	XRF
TOTAL	99.46		WT%	XRF
LOI	1.74		WT%	XRF
BA	335		PPM	XRF
LA	-30		PPM	XRF
CE	40		PPM	XRF
RB	17		PPM	XRF
SR	385		PPM	XRF
Y	33		PPM	XRF
ZR	220		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.