Sample 818-15B

NavDat sample number 14010

Sample

Sample ID	818-15B
Rock type	PLUTONIC
Material	IGNEOUS

Location

Latitude	45.6483
Longitude	-115.983
State / province	Idaho
Volcanic field	Idaho Batholith, Bitterroot Lobe

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
80		72	88

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
RB	71.1		PPM	XRF
SR	826		PPM	XRF
SR87_SR86	0.7083			TIMS
DELTA_D	-71			MS

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