Sample TNMU-1-108

NavDat sample number 35648

Sample

Sample ID	TNMU-1-108
Rock type	VOLCANIC
Material	IGNEOUS

Location

Latitude	38.6
Longitude	-105.5
State / province	Colorado

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
34		29	39

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SR87_SR86	0.70476			TIMS_ID
SR87_SR86_INITIAL	0.70471			TIMS_ID
RB	41		PPM	XRF
SR	1188		PPM	TIMS_ID

References

Campbell, Steven Kent (1994) A geochemical and strontium isotopic investigation of Laramide and younger igneous rocks in central Colorado, with emphasis on the petrogenesis of the Thirtynine Mile volcanic field.