gey·​ser·​ite ˈgī-zə-ˌrīt How to pronounce geyserite (audio)
 British  ˈgā-sə-
: a variety of opal that is deposited around some hot springs and geysers in white or grayish concretions

Example Sentences

Recent Examples on the Web In a breakthrough, Djokic and her team found evidence of a rock called geyserite at the Dresser Formation, according to their study published this week in the journal Nature Communications. Ben Panko, Smithsonian, 11 May 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'geyserite.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History


French geysérite, from geyser, from Icelandic Geysir

First Known Use

circa 1814, in the meaning defined above

Time Traveler
The first known use of geyserite was circa 1814

Dictionary Entries Near geyserite

Cite this Entry

“Geyserite.” Dictionary, Merriam-Webster, Accessed 23 Mar. 2023.

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