Sample TCR-32

NavDat sample number 16995 · RHYOLITE

Sample

Sample ID	TCR-32
Rock name	RHYOLITE
Rock type	VOLCANIC
Composition	FELSIC
Material	IGNEOUS

Location

Latitude	37.583
Longitude	-107.616
Location	Beaver Creek Reservoir
State / province	COLORADO

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
27.35		27.25	27.45

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
TH	21.9		PPM	INAA
U	4.4		PPM	INAA
LA	59.9		PPM	INAA
CE	91.5		PPM	INAA
SM	7.1		PPM	INAA
EU	0.83		PPM	INAA
GD	7.4		PPM	INAA
TB	0.68		PPM	INAA
YB	3.25		PPM	INAA
LU	0.46		PPM	INAA
TA	1.47		PPM	INAA
HF	3.01		PPM	INAA
SC	4.1		PPM	INAA

References

Webber, Karen Louise (1988) The Mammoth Mountain and Wason Park tuffs; magmatic evolution in the central San Juan volcanic field, southwestern Colorado.