Sample OW34 WR

NavDat sample number 21073 · MONZONITE

Sample

Sample ID	OW34 WR
Alternate ID	25
Rock name	MONZONITE
Rock type	PLUTONIC
Composition	FELSIC
Material	IGNEOUS
Comment	of the Dragon Pluton Moore 1963, roadcut at Onion Valley

Location

Latitude	36.7767
Longitude	-118.332
Location	Sierra Nevada Batholith
State / province	California

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
103		92.7	113.3

Analyses

Mineral

Item	Value	Std. dev.	Unit	Method
PB	14.5		PPM	MS-ID
U	4.22		PPM	MS-ID
TH	13.6		PPM	MS-ID
PB206_PB204	19.033			MS-ID
PB207_PB204	15.61			MS-ID
PB208_PB204	38.913			MS-ID

References

Chen, J H; Tilton, G R (1991) Applications of lead and strontium isotopic relationships to the petrogenesis of granitoid rocks, central Sierra Nevada Batholith, California. Geological Society of America Bulletin, vol.103, no.4, pp.439-447, Apr 1991 doi:10.1130/0016-7606(1991)103<0439:AOLASI>2.3.CO;2