terre d'infusoires
- Domaine
-
- géologie
- Date
Termes :
- terre d'infusoires n. f.
- terre à infusoires n. f.
- terre de diatomées n. f.
Termes associés :
- farine fossile n. f.
- kieselguhr
Traductions
-
anglais
Date :Définition
Soft early rock composed of the siliceous skeletons of small aquatic plants called diatoms.
Note :
((Infusorial earth)) resists all acids but hydrofluoric and is slowly dissolved by hot caustic alkali. It is used as a filler in paper.
Termes :
- infusorial earth
- fossil meal
- diatomaceus earth
- diatomite
- kieselguhr
Terme associé :
- guhr