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Photo © ssanborn, all rights reserved
Mount Rainier, Trail of Sha... (Google, OSM) Details Hide details


A build up of calcium and minerals that has CO2 coming out of the ground. The mound is an assortment of colors including: red, yellow, orange, brown, green and black. The mound has an odor, but it is hard to place. Not as prominent as one might expect.

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Journal post

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Observation © Sarah
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