Sample MRZ

NavDat sample number 45377

Sample

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

Location

Latitude	33.9848
Longitude	-117.392
State / province	California
Location comment	Rubidoux

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
109		98.1	119.9

Analyses

WHOLE ROCK

Item	Value	Std. dev.	Unit	Method
RB	148		PPM	EDXRF
SR	92.5		PPM	EDXRF
RB_SR	1.6			TIMS
RB87_SR86	4.632			TIMS
SR87_SR86	0.71211			TIMS
SR87_SR86_INITIAL	0.7049			TIMS
D18O	8.5		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.