Ko te oneone diatomite he momo toka parataiao siliceous koiora, ko te nuinga he toenga diatom tawhito. Ko tōna hanganga matū ko te SiO2, kei roto he iti noa te Al2O3, Fe2O3, CaO, MgO, K2O, Na2O, P2O5 me ngā mea rauropi. Ko ngā whakamahinga matua o te diatomite he āwhina tātari, he whakakī, he mimiti, he kawe whakatere, he rauemi hanga taiao me ētahi atu.
Rahi: 10-20 mata, 20-60 mata, 60-100 mata, 100-200 mata, 325 mata.
Wā tuku: Maehe-29-2022