Iron Spring Creek – Sunrise at Yellowstone National Park

Geyserite Mound with Runoff into Iron Spring Creek at Yellowstone
Iron Spring Creek © 2010 Bo Mackison

This mound of geyserite to the left of the creek indicates that there have been geysers in this part of Yellowstone National Park for eons.

https://www.mreavoice.org/pi8bipwzq The run off from pools and geysers in the Black Sand Geyser Basin flows into Iron Spring Creek. The reddish-brown color of the creek, however, is not from iron, but from a reddish brown algae that is present in the creek because of thermal warming.

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This is another sunrise photograph.

source url The temperature had dropped to 28˚F on this early October morning, and so there was a magnificent display of steaming hot pools in the basin. The early light bathed the whole area in luminous beauty.

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