Sample B291

NavDat sample number 45116 · GRANODIORITE

Sample

Sample ID	B291
Rock name	GRANODIORITE
Rock type	PLUTONIC
Composition	INTERMEDIATE
Material	IGNEOUS
Collected by	Baird and others, 1979

Location

Latitude	33.5584
Longitude	-116.226
Location	San Jacinto block
State / province	California
Location comment	upper plate east

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
83		74.7	91.3

Analyses

WHOLE ROCK

Item	Value	Std. dev.	Unit	Method
RB	106		PPM	EDXRF
SR	522		PPM	EDXRF
RB_SR	0.202			TIMS
RB87_SR86	0.585			TIMS
SR87_SR86	0.70883			TIMS
SR87_SR86_INITIAL	0.7081			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.