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Narrow Gauge spring, Mammoth Hot Springs, Yellowstone National Park

By Yellowstone Volcano Observatory
Narrow Gauge spring, Mammoth Hot Springs, Yellowstone National Park
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Detailed Description

Narrow Gauge spring, Mammoth Hot Springs, Yellowstone National Park.  Vent area is between the two trees on top of the travertine deposits.  Terraced pools form due to deposition of travertine from the fluids as they cool and degas carbon dioxide.

Sources/Usage

Public Domain.