Sample 92-098

NavDat sample number 57452 · BASALT

Sample

Sample ID	92-098
Rock name	BASALT
Rock type	VOLCANIC
Composition	MAFIC
Material	IGNEOUS

Location

Latitude	46.2773
Longitude	-121.741
State / province	Washington

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
28		24	33

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	50.59		WT%	XRF
TIO2	1.13		WT%	XRF
AL2O3	18.69		WT%	XRF
FEO	9.58		WT%	XRF
MNO	0.19		WT%	XRF
MGO	5.94		WT%	XRF
CAO	10.84		WT%	XRF
NA2O	2.54		WT%	XRF
K2O	0.31		WT%	XRF
P2O5	0.19		WT%	XRF

References

Swanson, Donald A (1994) Geologic map of the East Canyon Ridge Quadrangle, southern Cascade Range, Washington. Open-File Report - U. S. Geological Survey. 1994.