Sample GZ

NavDat sample number 45371

Sample

Sample ID	GZ
Rock type	PLUTONIC
Material	IGNEOUS
Collected by	Premo and others, 1997

Location

Latitude	33.7908
Longitude	-117.344
State / province	California
Location comment	Gavilan

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
108		97.2	118.8

Analyses

WHOLE ROCK

Item	Value	Std. dev.	Unit	Method
RB	65.8		PPM	EDXRF
SR	276		PPM	EDXRF
PB	0.00797		PPM	ICPMS
U	0.00203		PPM	ICPMS
TH	0.00661		PPM	ICPMS
RB_SR	0.238			TIMS
RB87_SR86	0.689			TIMS
SR87_SR86	0.70543			TIMS
SR87_SR86_INITIAL	0.7044			TIMS
PB206_PB204	19.066			EDXRF
PB207_PB204	15.669			EDXRF
PB208_PB204	38.921			EDXRF
D18O	7.2		PERMILL	MS

References

Kistler, R W; Wooden, J L; Morton, D M (2003) Isotopes and ages in the northern Peninsular Ranges Batholith, Southern California. Open-File Report - U. S. Geological Survey. 2003.