Image 13549, A rainbow appears in the spray of Pink Cone Geyser.  Pink Cone Geyser reaches 30 feet in height, and has highly variable interval and duration.  It is a cone-type geyser and its cone has a pinkish tint due to manganese oxide in it.  Firehole Lake Drive, Lower Geyser Basin, Yellowstone Park. Yellowstone National Park, Wyoming, USA, Phillip Colla, all rights reserved worldwide.   Keywords: environment:geothermal:geothermal features:geyser:landscape:lower geyser basin:national parks:nature:outdoors:outside:pink cone geyser:scene:scenery:scenic:usa:world heritage sites:wyoming:yellowstone:yellowstone national park:yellowstone park.