Sample 16

NavDat sample number 12579 · BASALTIC-ANDESITE

Sample

Sample ID	16
Rock name	BASALTIC-ANDESITE
Rock type	VOLCANIC
Composition	INTERMEDIATE
Material	IGNEOUS

Location

Latitude	45.716
Longitude	-121.818
State / province	Washington

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
26		25	27

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	54.86		WT%	XRF
TIO2	1.71		WT%	XRF
AL2O3	16.05		WT%	XRF
FEOT	10.34		WT%	XRF
MNO	0.17		WT%	XRF
MGO	3.63		WT%	XRF
CAO	7.59		WT%	XRF
NA2O	4.17		WT%	XRF
K2O	1.18		WT%	XRF
P2O5	0.3		WT%	XRF
TOTAL	99.99		WT%	XRF

References

Berri, Dulcy A; Korosec, Michael A (1983) Geological and geothermal investigation of the lower Wind River valley, southwestern Washington Cascade Range. Open-File Report - Washington (State). Division of Geology and Earth Resources. 83-5; 1983.