chert

noun
\ ˈchərt How to pronounce chert (audio) , ˈchat How to pronounce chert (audio) \

Definition of chert

: a rock resembling flint and consisting essentially of a large amount of fibrous chalcedony with smaller amounts of cryptocrystalline quartz and amorphous silica

Other Words from chert

cherty \ ˈchər-​tē How to pronounce chert (audio) , ˈcha-​ \ adjective

Examples of chert in a Sentence

Recent Examples on the Web The Southern Pomo built tule balsa rafts and lived in tule huts all over the Santa Rosa Plain, fishing for salmon with hooks chipped from chert. Carolyn Wells, Longreads, 24 Mar. 2022 Most of the blade-like remnants are smaller than two centimeters and are made from chert and quartz. Jane Recker, Smithsonian Magazine, 23 Mar. 2022 This chert bladelet still has a remnant of its bone haft attached. Kiona N. Smith, Ars Technica, 3 Mar. 2022 Who made these small, efficient chert blades and used so much ocher at Xiamabei? Kiona N. Smith, Ars Technica, 3 Mar. 2022 In exchange, Cahokian emissaries brought with them a kind of rock known as Burlington chert, a familiar resource for making their unique tri-lobed projectile points. Jayur Mehta, The Conversation, 30 Oct. 2020 Whoever created it was probably a hunter-gatherer living at Lingjing, in northern China, near the end of the last Ice Age; their culture also made simple pottery and shaped black chert into small, sharp blades. Kiona N. Smith, Ars Technica, 10 June 2020 Blades chipped from cryptocrystalline, rocks such as chert and obsidian, are extremely sharp. Keith Mccafferty, Field & Stream, 24 Apr. 2020 It is made of red rock — radiolarian chert, formed millions of years ago, when this part of the world was at the bottom of an ancient sea. Carl Nolte, SFChronicle.com, 21 Mar. 2020 See More

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

First Known Use of chert

1679, in the meaning defined above

History and Etymology for chert

origin unknown

Learn More About chert

Dictionary Entries Near chert

Chersydridae

chert

cherub

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Statistics for chert

Last Updated

6 Apr 2022

Cite this Entry

“Chert.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/chert. Accessed 19 May. 2022.

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More from Merriam-Webster on chert

Britannica.com: Encyclopedia article about chert

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