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Pumice Types

Photograph showing representative pumices from 1912 eruption.

Photograph showing representative pumices from 1912 eruption. From left to right, the pumice from the 1912 eruption included white crystal-poor rhyolite, pale gray crystal-rich dacite, black crystal-rich andesite, and rhyolite-andesite banded pumice.

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USGS-CalVO photograph by Wes Hildreth.

Public domain:Full Granting Rights

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Alagnak Wild River, Code: ALAG
Katmai National Park and Preserve, Code: KATM

Alagnak Wild River, Lake and Peninsula Borough, Alaska
Latitude: 59.003101348877, Longitude: -156.082000732422

Katmai National Park and Preserve, Alaska
Latitude: 58.5661087036133, Longitude: -154.889404296875

NPS.gov Collection

09/23/2016

09/23/2016

Public Can View

Friday, September 3, 2021 12:00:52 PM

Friday, September 3, 2021 1:01:56 PM

12_KATM_Fig. 4-Pumice types.jpg

Friday, September 23, 2016 2:04:28 PM

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2016-09-23T08:04:28-06:00

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