chert definition

  • noun:
    • A variety of silica which contains microcrystalline quartz.
    • A siliceous stone of chalcedonic or opaline silica happening in limestone.
    • large, typically dull-colored and opaque, quartzite, hornstone, impure chalcedony, or any other flint-like mineral.
    • A flint-like tool made from chert.
    • An impure, huge, flintlike quartz or hornstone, of a dull color.
    • A cryptocrystalline selection of quartz, also known as hornstone, petrosilex, or rock-flint.
    • selection of silica containing microcrystalline quartz

Related Sources

  • Sentence for "chert"
    • The Lake Superior iron formations now…
    • View More
  • Cross Reference for "chert"
  • Same Context for "chert"
  • Urban Dictionary for "chert"
101 votes

How would you define chert?

All the definitions on AZdictionary were written by people just like you. Now's your chance to add your own!