Sample 808-05A

NavDat sample number 13954

Sample

Sample ID	808-05A
Rock type	PLUTONIC
Material	IGNEOUS

Location

Latitude	46.2933
Longitude	-114.268
State / province	Montana
Volcanic field	Idaho Batholith, Bitterroot Lobe

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
55		49.5	60.5

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
RB	102		PPM	XRF
SR	700		PPM	XRF
SR87_SR86	0.71137			TIMS
D18O	10.5		PERMILL	MS
DELTA_D	-76			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