Mg3Si4O10(OH)2 and MgFe2O4 in situ grown on diatomite: Highly efficient adsorbents for the removal of Cr(VI)

Mg3Si4O10(OH)2/diatomite and MgFe2O4/diatomite are the excellent adsorbents for Cr(VI) removal, showing the Cr(VI) adsorption capacity of 535 and 570 mg/g, respectively.352