Sample B508

NavDat sample number 45320 · DIORITE

Sample

Sample ID	B508
Rock name	DIORITE
Rock type	PLUTONIC
Composition	INTERMEDIATE
Material	IGNEOUS
Collected by	Baird and others, 1979

Location

Latitude	33.1696
Longitude	-117.115
Location	Santa Ana Block
State / province	California
Location comment	Green Valley

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
117		105.3	128.7

Analyses

WHOLE ROCK

Item	Value	Std. dev.	Unit	Method
RB	72.8		PPM	EDXRF
SR	157		PPM	EDXRF
RB_SR	0.463			TIMS
RB87_SR86	1.339			TIMS
SR87_SR86	0.70581			TIMS
SR87_SR86_INITIAL	0.7036			TIMS
D18O	6.4		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.