Sample B408

NavDat sample number 45228 · DIORITE

Sample

Sample ID	B408
Rock name	DIORITE
Rock type	PLUTONIC
Composition	INTERMEDIATE
Material	IGNEOUS
Collected by	Baird and others, 1979

Location

Latitude	33.4032
Longitude	-116.701
Location	Perris block
State / province	California
Location comment	unassigned

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
107		96.3	117.7

Analyses

WHOLE ROCK

Item	Value	Std. dev.	Unit	Method
RB	85.5		PPM	EDXRF
SR	458		PPM	EDXRF
RB_SR	0.187			TIMS
RB87_SR86	0.541			TIMS
SR87_SR86	0.70562			TIMS
SR87_SR86_INITIAL	0.7049			TIMS
D18O	8.6		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.