Sample S59-4

NavDat sample number 40421

Sample

Sample ID	S59-4
Rock type	PLUTONIC
Material	IGNEOUS
Comment	Topaz Lake pluton, Kennedy Mead.

Location

Latitude	38.32
Longitude	-119.75
State / province	California

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
87		78.3	95.7

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
PB206_PB204	18.918			MS
PB207_PB204	15.639			MS
PB208_PB204	38.676			MS
SR87_SR86	0.7055			MS

References

Wooden, J L; Kistler, R W; Tosdal, R M (1999) Strontium, lead, and oxygen isotopic data for granitoid and volcanic rocks from the northern Great Basin and Sierra Nevada, California, Nevada, and Utah. Open-File Report - U. S. Geological Survey. 1999.