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Preferred term

Kieselschiefer  

Definition

  • Chert is a very fine-grained quarz and a silica mineral. Several varieties are included under the general term: jasper, chalcedony, agate, flint, porcelanite, and novaculite. In Neolithic it was used for tools and weapon.

Broader concept

Narrower concepts

Entry terms

  • Gestein

Source

  • Encyclopaedia Britannica - https://www.britannica.com/science/chert#ref272901

Editorial note

  • 5.3; 5.5

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URI

https://vocabs.acdh.oeaw.ac.at/defcthesaurus/chert/3.12

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