pozzolana

(noun)

A type of volcanic ash used for mortar or for cement which sets under water.

Related Terms

  • barrel vault
  • psuedoperipteral
  • exedra
  • cella

Examples of pozzolana in the following topics:

  • Rome

    • Ancient Roman concrete was a mixture of lime mortar, sand with stone rubble, pozzolana, water, and stones.
  • Roman Architecture under the Republic

    • The Romans perfected the recipe for concrete during the third century BCE by mixing together water, lime, and pozzolana, volcanic ash mined from the countryside surrounding Mt.
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