Home
Volcanoes
Webcams
News
Explore Data
Images
Get Involved
About AVO

Sample: SL1-407

Sample ID: SL1-407 [1]
Station ID: SL-1
AT Num:
Volcano:
Possible source:
Eruption:
Collector: Feinberg, A. E.
Date sampled:
Sample type 1: Tephra Fall
Color:
Final unit:
Text Description: ~1-cm-thick, dark tephra. Fine grain size (~20% fine sand); platy, brown glass shards that are dominantly altered. In non-altered grains, spindle and equant vesicles can be identified.
Sample Location:
MarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarkerMarker
Legend
✕
Red (Warning)
Orange (Watch)
Yellow (Advisory)
Green (Normal)
Uninstrumented

30 km
20 mi
Leaflet U.S. Department of the Interior | U.S. Geological Survey | Policies

References Cited

[1] A record of late Holocene glacier fluctuations, Ahklun Mountains, southwestern Alaska, 2002

Levy, L.B., 2002, A record of late Holocene glacier fluctuations, Ahklun Mountains, southwestern Alaska: Northern Arizona University M.S. thesis, 71 p.