File:Extinct fumaroles along the River Lethe 5 08032013 (13542799545).jpg

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Description The Valley is covered with mineral deposits that mark the location of extinct fumaroles. Black staining around these spots typically reflect magnetite or hematite. White zones may be enriched in silica and clay minerals. Orange to yellow staining indicates minerals such as limonite, geothite, or sulfur. NPS photo by M. Fitz.
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Source extinct fumaroles along the River Lethe_5_08032013
Author Katmai National Park and Preserve

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This file is licensed under the Creative Commons Attribution 2.0 Generic license.
You are free:
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  • to remix – to adapt the work
Under the following conditions:
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This image was originally posted to Flickr by KatmaiNPS at https://flickr.com/photos/99350217@N03/13542799545. It was reviewed on 16 November 2015 by FlickreviewR and was confirmed to be licensed under the terms of the cc-by-2.0.

16 November 2015

Public domain This image or media file contains material based on a work of a National Park Service employee, created as part of that person's official duties. As a work of the U.S. federal government, such work is in the public domain in the United States. See the NPS website and NPS copyright policy for more information.

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Date/TimeThumbnailDimensionsUserComment
current22:07, 16 November 2015Thumbnail for version as of 22:07, 16 November 20154,896 × 3,264 (4.6 MB)Holly Cheng (talk | contribs)Transferred from Flickr via Flickr2Commons

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