Sample NEP-19

NavDat sample number 40487 · MONZODIORITE

Sample

Sample ID	NEP-19
Rock name	MONZODIORITE
Rock type	PLUTONIC
Composition	INTERMEDIATE
Material	IGNEOUS
Comment	Cortez Mountains, monzodiorite

Location

Latitude	40.28
Longitude	-116.33
State / province	Nevada

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
154		138.6	169.4

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
PB206_PB204	19.572			MS
PB207_PB204	15.698			MS
PB208_PB204	39.17			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.