Sample B377

NavDat sample number 45197 · DIORITE

Sample

Sample ID	B377
Rock name	DIORITE
Rock type	PLUTONIC
Composition	INTERMEDIATE
Material	IGNEOUS
Collected by	Baird and others, 1979

Location

Latitude	33.5615
Longitude	-116.979
Location	Perris block
State / province	California
Location comment	unassigned

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
97		87.3	106.7

Analyses

WHOLE ROCK

Item	Value	Std. dev.	Unit	Method
RB	20		PPM	EDXRF
SR	470		PPM	EDXRF
RB_SR	0.043			TIMS
RB87_SR86	0.123			TIMS
SR87_SR86	0.70464			TIMS
SR87_SR86_INITIAL	0.7046			TIMS

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.