Sample 83z15

NavDat sample number 31550 · GRANITE

Sample

Sample ID	83z15
Rock name	GRANITE
Rock type	PLUTONIC
Composition	FELSIC
Material	IGNEOUS

Location

Latitude	45.1683
Longitude	-115.942
Location	Idaho Batholith, western border zone
State / province	Idaho
Volcanic field	Little Goose Creek complex, eastern granites

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
90		85	95

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
RB	87		PPM	MS-ID
SR	514		PPM	MS-ID
SR87_SR86	0.70917			TIMS
D18O	10.4		PERMILL	MS
SIO2	73.8		WT%	XRF

References

Manduca, Cathryn A; Silver, Leon T; Taylor, Hugh P (1992) super 87 Sr/ super 86 Sr and super 18 O/ super 16 O isotopicsystematics and geochemistry of granitoid plutons across asteeply-dipping boundary between contrasting lithospheric blocks inwestern Idaho. Contributions to Mineralogy and Petrology, vol.109, no.3, pp.355-372,1992 doi:10.1007/BF00283324