Sample 818-16J

NavDat sample number 14024

Sample

Sample ID	818-16J
Rock type	PLUTONIC
Material	IGNEOUS

Location

Latitude	45.4533
Longitude	-116.987
State / province	Oregon
Volcanic field	plutonic rocks of the transition zone

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
76.8		75.4	78.2

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
RB	103		PPM	XRF
SR	537		PPM	XRF
SR87_SR86	0.70805			TIMS

References

Criss, Robert E; Fleck, Robert J (1987) Petrogenesis, geochronology, and hydrothermal systems of the northern Idaho Batholith and adjacent areas based on (super 18?O/ (super 16?O, D/H, (super 87?Sr/ (super 86?Sr, K-Ar, and (super 40?Ar/ (super 39?Ar studies. U. S. Geological Survey Professional Paper, Report: P 1436, pp.95-137, 1987