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chert

play
noun \ˈchərt, ˈchat\

Definition of chert

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

cherty play \ˈchər-tē, ˈcha-\ adjective


Origin of chert

origin unknown


First Known Use: 1679


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