Alaska Volcano Observatory - Compositional heterogeneity of distal tephra deposits from the 1912 eruption of Novarupta, Alaska

COMPOSITIONAL HETEROGENEITY OF DISTAL TEPHRA DEPOSITS FROM THE 1912 ERUPTION OF NOVARUPTA, ALASKA

Federman, A. N., and Scheidegger, K. F., 1984, Compositional heterogeneity of distal tephra deposits from the 1912 eruption of Novarupta, Alaska: Journal of Volcanology and Geothermal Research, v. 21, n. 3-4, p. 233-254.

DATA TABLES *Not all tables in a publication may be listed. Not all tables from a publication have data entered in the database.

4081: Selected average glass compositions of distal tephra from the Valley of Ten Thousand Smokes

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* All measurements as wt. %. FeO* = total iron as FeO. + = sodium value by extrapolation to original count intensity (Nielsen and Sigurdsson, 1981). Values in parentheses are the standard deviations of the mean values shown. On Kodiak high silica glass is found predominantly in the in the first fall unit, while all three types are found in the second and third units, nd= not determined) *

4301: Water and quartz contents of tephra

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SAMPLES

Brown_Bear_Core_110-20
Federman_1984_1_sample_1
Federman_1984_1_sample_2
Federman_1984_1_sample_3
Federman_1984_1_sample_4
Federman_1984_1_sample_5
Federman_1984_1_sample_6
Federman_1984_1_sample_7
Federman_1984_1_sample_8
Federman_1984_1_sample_9
Federman_1984_1_samples_1-3
Federman_1984_1_samples_4-9
Federman_1984_1_samples_4-9_transitional
Federman_1984_1_samples_4-9_intermediate
Brown_Bear_Core_110-20_high_silica
Brown_Bear_Core_110-20_transitional
Brown_Bear_Core_110-20_intermediate

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