AVO Sample Information

Alaska Volcano Observatory

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SAMPLE INFO : 244

Sample ID:	244
Station ID:	244
Latitude:	59.3626
Longitude:	-153.435
Datum:	NAD83
Date Sampled:	1895-01-01
Sample Type 1:	Lava
Field Lithology:	Andesite

Text Description:
Phenocrysts of augite, bronzite, and plagioclase in a groundmass containing glass, plagioclase microlites, and some magnetite. The feldspar, optically determined, is almost exclusively calcareous labradorite, but there is also a little alkaline labradorite. There is no free quartz.

References:

Reconnaissance of the gold fields of southern Alaska with some notes on general geology

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
244	59.3626	-153.435	Becker, G. F.	1895-01-01		Augustine		Augustine	Phenocrysts of augite, bronzite, and plagioclase in a groundmass containing glass, plagioclase microlites, and some magnetite. The feldspar, optically determined, is almost exclusively calcareous labradorite, but there is also a little alkaline labradorite. There is no free quartz.	244	Lava			Whole-rock	60.6	0.61	16.94	5.43	0.12	3.83	7.27	3.8	0.77	0.16	99.87	305	NN	1.88	3.72	H2O=0.2	NN																																								305

SAMPLE LOCATION

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