AVO Sample Information

Alaska Volcano Observatory

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SAMPLE INFO : AC-20

Text Description:
dark brown pumice block from 1m above base of top portion of main plinian fall

References:

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	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
AC-20	56.91589903	-158.0687354	Dreher, S. T.	1997-01-01		Aniakchak		Caldera rim north of The Gates; Dreher loc 1	dark brown pumice block from 1m above base of top portion of main plinian fall	AC-20	Tephra Fall	Cumulate	Qbn	Whole-rock	67.2	0.88	15.32	4.3	0.17	1.02	2.94	5.2	2.75	0.23	98.94	658	XRF	0.71	3.66			2.909286526	62.15206932	800.3925885	258.7957498	25.95760473	56.36174477	7.510804683	31.59760702	8.011068722	2.11054345	8.167423498	1.354928013	8.488211577	1.755074903	4.80320818	0.729185198	4.57805351	0.744460757	46.26476249	240.9725811	14.11813244	6.382438733	0.956193561	8.402300319	5.885953792	2.573811549	14.72439058													658	ICPMS

SAMPLE LOCATION

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