AVO Sample Information

Alaska Volcano Observatory

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SAMPLE INFO : S-1

Sample ID:	S-1
Station ID:	S-1
Latitude:	59.3626
Longitude:	-153.435
Datum:	NAD83
Date Sampled:	1976-01-01
Sample Type 1:	Tephra Fall

Text Description:
Ash fall at Seldovia from the 0740 AST explosion of Augustine volcano on the morning of January 23, 1976. The fall was characterized by a fine, light grey colored ash composed of pyroxenes, plagioclase feldspar and glass shards.

References:

Augustine - evolution of a volcano

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
S-1	59.3626	-153.435	Unknown, Unknown	1976-01-01		Augustine	1976-1-22	Seldovia	Ash fall at Seldovia from the 0740 AST explosion of Augustine volcano on the morning of January 23, 1976. The fall was characterized by a fine, light grey colored ash composed of pyroxenes, plagioclase feldspar and glass shards.	S-1	Tephra Fall	Cumulate		Whole-rock	66.2	0.57	15.3	4.1	0.09	2.3	5.5	4.1	1.3	0.09	96.03	1916	NN	2.1	2	H2OP=0.5; H2OM=0.2	NN

SAMPLE LOCATION

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