Sample: 21DVML04H


Sample ID: 21DVML04H [1]
Station ID: 21DVML04
AT Num: AT-5568
Volcano: Davidof
Possible source:
Eruption:
Collector: Loewen, M. W.
Date sampled: 2021-05-25
Sample type 1: Tephra Fall
Color:
Final unit:
Text Description: 3 m thick unit, normally graded like others but top 2.5 m is pinkish hue. Whole unit is more oxidized than others. Grain size is smaller overall, max pumice to 6.5, 7, 7, 7, 7.5, 7.5 cm. Lithics are 1%, many oxidized to rust, size to 4.5, 5.5, 8.5, 9, 10 cm. Sampled as H. Note shattered/fractured and altered blocks at top of unit, 70x35 cm, 50x35 cm, with thick oxidized halos around block. Hot bomb emplacement?
Sample Location:

References Cited

[1] Davidof volcano samples and analyses, 2023

Loewen, M.W., Dietterich, Hannah, and Rosenkrans, H.S., 2023, Davidof volcano samples and analyses: Alaska Division of Geological & Geophysical Surveys Raw Data File 2023-22, 4 p. https://doi.org/10.14509/31084.