[one] Marine diatomites are located in association with numerous types of other rock styles but lacustrine diatomites are almost always associated with volcanic rock. Diatomaceous chert contains diatomite that has been cemented with silica.[5] Precoated Kieselguhr or combined Silica gel/Kieselguhr plates are only of small great importance nowadays. Kieselguhr layers https://freitag35.de/kieselgur-was-es-ist-wie-es-funktioniert-und-warum-es-wichtig-ist/