Sand Mountain volcanic field
Autor/Urheber:
Lee Siebert (Smithsonian Institution)
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Beschreibung:
The Sand Mountain volcanic field contains a group of 23 cinder cones erupted along a N-S line NW of Mount Washington.
- Two cone alignments diverge at the highest cone, Sand Mountain; this view looks along the NNE alignment, with Mount Jefferson visible in the distance.
- The Sand Mountain cones and associated lava flows were erupted between about 3000 and 4000 years ago.
Kommentar zur Lizenz:
This image or file is a work of a Smithsonian Institution employee, taken or made as part of that person's official duties. As a work of the U.S. federal government, the image is in the public domain in the United States.
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Public domain
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