TERMIUM Plus®

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FOSSILIZED SILICEOUS SHELL [1 record]

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Record 1 1982-03-11

English

Subject field(s)
  • Paleontology
OBS

Diatoms are fossilized siliceous shells of marine origin; they are very fine (5 to 100 microns) and have some adsorbent capacity. In the presence of water laden with colloids they provide better clarification than cellulose.

French

Domaine(s)
  • Paléontologie
OBS

Les diatomées sont des carapaces siliceuses fossilisées d'origine marine, très fines (5 à 100 microns) et ayant un certain pouvoir adsorbant. En présence d'eaux chargées de colloïdes, elles permettent une meilleure clarification que celle obtenue avec la cellulose.

Spanish

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