Try Our Apps


Famous Last Words


[gahy-zuh-rahyt, -suh-] /ˈgaɪ zəˌraɪt, -sə-/
noun, Petrology.
a variety of siliceous sinter deposited about the orifices of geysers and hot springs.
Origin of geyserite
First recorded in 1805-15; geyser + -ite1 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
Cite This Source
Examples from the Web for geyserite
Historical Examples
  • Of what use are pieces of geyserite when taken away from their natural environment?

  • The Brilliant is a beautiful blue hot spring and near to it is the Comet, which has built up a small cone of geyserite.

  • geyserite, a white, porous, stringy variety deposited by certain hot springs like the Yellowstone geysers.

    Geology William J. Miller
  • The Constant is visible from the roadway in the bottom of a large tract of geyserite which is unsafe for pedestrians.

    The Yellowstone National Park Hiram Martin Chittenden
  • Everywhere steaming hot springs are seen, also mounds and cones of geyserite.

  • This particular form of Opal is known as geyserite, and it is often differently colored by different ingredients.

British Dictionary definitions for geyserite


a mineral form of hydrated silica resembling opal, deposited from the waters of geysers and hot springs. Formula: SiO2.nH2O
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source

Word of the Day

Difficulty index for geyserite

Few English speakers likely know this word

Word Value for geyserite

Scrabble Words With Friends

Nearby words for geyserite