Sample s_UA 452

NavDat sample number 11178 · TUFF

Sample

Sample ID	s_UA 452
Rock name	TUFF
Rock type	VOLCANIC
Composition	FELSIC
Material	IGNEOUS
Comment	felsic rock

Location

Latitude	61
Longitude	-142
Location	WRANGELLIA
State / province	YUKON TERRITORY
Location comment	WRANGELL MOUNTAINS

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
0.09		0.06	0.12	QUATERNARY

Analyses

Volcanic glass

Item	Value	Std. dev.	Unit	Method
LA	20.1		PPM	INAA
CE	41		PPM	INAA
ND	12		PPM	INAA
SM	2.32		PPM	INAA
EU	0.77		PPM	INAA
TB	0.26		PPM	INAA
YB	0.67		PPM	INAA
LU	0.13		PPM	INAA
SC	2.8		PPM	INAA
HF	1.3		PPM	INAA
TA	970		PPM	INAA
RE	3.63		PPM	INAA
OS	0.51		PPM	INAA
U	6		PPM	INAA
U	2.2		PPM	INAA

References

Westgate, J A; Walter, R C; Pearce, G W; Gorton, M P (1985) Distribution, stratigraphy, petrochemistry, and palaeomagnetism of the late Pleistocene Old Crow tephra in Alaska and the Yukon. Canadian Journal of Earth Sciences = Journal Canadien des Sciences de la Terre. 22; 6, Pages 893-906. 1985. doi:10.1139/e85-093