Alaska Volcano Observatory - Old Crow Tephra found at the Palisades of the Yukon, Alaska

OLD CROW TEPHRA FOUND AT THE PALISADES OF THE YUKON, ALASKA

Beget, J. E., Edwards, Mary, Hopkins, David, Keskinen, Mary, and Kukla, G. J., 1991, Old Crow Tephra found at the Palisades of the Yukon, Alaska: Quaternary Research, v. 35, n. 2, p. 291-297.

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

3571: Old Crow tephra glass geochemistry (normalized microprobe analyses)-weight percent

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* Notes: -, not determined. Major element analyses are normalized to 100%. 87-APH analysis conducted on the Washington State Cameca MBX microprobe. Standards used were CCNM-211 (obsidian), K-411 (NBS galss for Mg, Ca), and KCl (CMTB-2) for Cl). Analytical conditions:15 kV, 13.5 nanoamps, 8 micron-beam, 10-sec counting time. Palisades tephra shown as 87-APH. Average Old Crow and UT-613 frin Westgate (1988); all other Old Crown analyses from Westgate et al. (1985). Total Fe as FeO. *

SAMPLES

87-APH

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