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SAMPLE INFO : UT718

Sample ID:	UT718
Station ID:	UT718
Latitude:	66.1847
Longitude:	-155.6847
Datum:	NAD83
Sample Type 1:	Tephra Fall

Text Description:
1 to 25 cm thick. Tephra bed within loess a few centimeters above prominent peat layer with abundant Picea pollen(Hamilton and Brigham-Grette, 1991).

References:

A catalogue of late Cenozoic tephra beds in the Klondike Goldfields and adjacent areas, Yukon Territory

Old Crow tephra across eastern Beringia: a single cataclysmic eruption at the close of Marine Isotope Stage 6

GEOCHEM DATA

StationID	Latitude	Longitude	Geologist	DateVisited	Age Info	Volcano	Eruption	Location Description	Text Description	Sample ID	Sample Type 1	Sample Type 2	Final Unit	Material	Coeff	SiO2	TiO2	Al2O3	FeOT	MnO	MgO	CaO	Na2O	K2O	P2O5	Total-majors	REF majors	METH majors	Fe2O3/Fe203T orig	FeO/FeOT orig	Volatiles csv	METH volatiles	Cs	Rb	Ba	Sr	La	Ce	Pr	Nd	Sm	Eu	Gd	Tb	Dy	Ho	Er	Tm	Yb	Lu	Y	Zr	Nb	Hf	Ta	Pb	Th	U	Sc	V	Cr	Fe	Co	Ni	Cu	Zn	Ga	Mo	As	Na	K	Ref trace1	METH trace1	Rb	Ba	Sr	La	Ce	Nd	Sm	Eu	Gd	Dy	Er	Yb	Lu	Y	Zr	Nb	Pb	Th	U	Sc	Ti	V	Cr	Ni	Cu	Zn	Ga	Ref trace2	METH trace2	Light csv	Halogen csv	other major csv	other lile csv	other ree csv	other hfse csv	other hpe csv	other tm csv	other misc csv
UT718	66.1847	-155.6847	Unknown, Unknown		124000 ± 10000 known unit; 10271; Age is approximate. Revised glass fission-track age with re-calibration; four Old Crow Tephra sample glass fission-track ages (UT1434, UT613, UT501, UT613).			Hogatza Mine, Alaska. Datum not specified, assumed to be NAD83.	1 to 25 cm thick. Tephra bed within loess a few centimeters above prominent peat layer with abundant Picea pollen(Hamilton and Brigham-Grette, 1991).	UT718	Tephra Fall	Cumulate		Glass		75.4	0.31	13.1	1.72	0.04	0.28	1.45	3.75	3.64			10271	EMP		1.72	Cl=0.3; H2O=5.25	EMP	4.24	97	966	130	24.7	52.2	5.86	24	5.73	0.96	5.12	0.89	5.39	1.27	3.49	0.54	3.54	0.53	32.9	240		6.54			8.97	3.89	5.73													10271	ICPMS

SAMPLE LOCATION

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