Sample KC15 WR

NavDat sample number 21062 · GRANODIORITE

Sample

Sample ID	KC15 WR
Alternate ID	17
Rock name	GRANODIORITE
Rock type	PLUTONIC
Composition	INTERMEDIATE
Material	IGNEOUS
Comment	of the Lookout Peak pluton Moore et al. 1972, N of Cedar Grove Campground

Location

Latitude	36.7967
Longitude	-118.675
Location	Sierra Nevada Batholith
State / province	California

Age

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

Analyses

Mineral

Item	Value	Std. dev.	Unit	Method
PB	16.3		PPM	MS-ID
U	5.78		PPM	MS-ID
TH	2.91		PPM	MS-ID
RB	33.96		PPM	MS-ID
SR	289.1		PPM	MS-ID
SR87_SR86	0.70773			MS-ID
PB206_PB204	19.482			MS-ID
PB207_PB204	15.639			MS-ID
PB208_PB204	39.287			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