Pink Geyser is a fountain-type geyser

Geyser

A geyser is a spring characterized by intermittent discharge of water ejected turbulently and accompanied by a vapour phase . The word geyser comes from Geysir, the name of an erupting spring at Haukadalur, Iceland; that name, in turn, comes from the Icelandic verb geysa, "to gush", the verb...

 in the Lower Geyser Basin of Yellowstone National Park

Yellowstone National Park

Yellowstone National Park, established by the U.S. Congress and signed into law by President Ulysses S. Grant on March 1, 1872, is a national park located primarily in the U.S. state of Wyoming, although it also extends into Montana and Idaho...

 in the United States

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

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Pink Geyser is part of the Pink Cone Group. Other geysers in this groups include Bead Geyser

Bead Geyser

Bead Geyser is a fountain-type geyser in the Lower Geyser Basin of Yellowstone National Park in the United States.Bead Geyser is part of the Pink Cone Group. Other geysers in this groups are Box Spring, Dilemma Geyser, Labial Geyser, Narcissus Geyser, Pink Geyser, and Pink Cone Geyser. Eruptions of...

, Box Spring

Box Spring

Box Spring is a geyser in the Lower Geyser Basin of Yellowstone National Park in the United States.Box Spring is part of the Pink Cone Group. Other geysers in this groups are Bead Geyser, Dilemma Geyser, Labial Geyser, Narcissus Geyser, Pink Geyser, and Pink Cone Geyser. Eruptions of Box Spring...

, Dilemma Geyser

Dilemma Geyser

Dilemma Geyser is a geyser in the Lower Geyser Basin of Yellowstone National Park in the United States.Dilemma Geyser is part of the Pink Cone complex...

, Labial Geyser

Labial Geyser

Labial Geyser is a cone-type geyser in the Lower Geyser Basin of Yellowstone National Park in the United States.Labial Geyser is part of the Pink Cone Group. Other geysers in this groups are Bead Geyser, Box Spring, Dilemma Geyser, Narcissus Geyser, Pink Geyser, and Pink Cone Geyser.Eruptions of...

, Narcissus Geyser

Narcissus Geyser

Narcissus Geyser is a geyser in the Lower Geyser Basin of Yellowstone National Park in the United States. Narcissus Geyser is part of the Pink Cone Group. Other geysers in this group are Bead Geyser, Box Spring, Dilemma Geyser, Labial Geyser, Pink Geyser, and Pink Cone Geyser.-History:During the...

, and Pink Cone Geyser

Pink Cone Geyser

Pink Cone Geyser is a cone-type geyser in the Lower Geyser Basin of Yellowstone National Park in the United States. It is part of the Pink Cone Group. Other geysers in this groups include Bead Geyser, Box Spring, Dilemma Geyser, Labial Geyser, Narcissus Geyser, and Pink Geyser.Eruptions last 1.5 to...

.

Eruptions of Pink Geyser last about 12 minutes and reach 20 feet (6.1 m) in height and ends with a steam-phase. The interval between eruptions is 2 to 12 hours averaging about 6.5 hours.

Pink Geyser was named for the shell-pink color of the geyserite

Geyserite

Geyserite is a form of opaline silica that is often found around hot springs and geysers. Botryoidal geyserite is known as fiorite. It is sometimes referred to as sinter.-References:*...

 around its vent which is a caused by the presence of manganese and iron oxides. The same color marks other geysers in the immediate area, including Pink Cone Geyser and Narcissus Geyser, indicating some communality but they do not appear to interact.

Pink Geyser is susceptible to seismic

Seismology

Seismology is the scientific study of earthquakes and the propagation of elastic waves through the Earth or through other planet-like bodies. The field also includes studies of earthquake effects, such as tsunamis as well as diverse seismic sources such as volcanic, tectonic, oceanic,...

 activity. Before the 1983 Borah Peak earthquake

1983 Borah Peak earthquake

The 1983 Borah Peak earthquake occurred on October 28, 1983, in the Lost River Range at Borah Peak in central Idaho, United States. The most significant earthquake recorded in the state, it occurred on a Friday morning at 8:06 am MDT. The earthquake was a magnitude 7.3, and 6.9 on the Richter scale...

, it only erupted twice a day. Following the quake, its interval shortened to between 5 and 7 hours. The 2002 Denali earthquake shortened the intervals even more.