The global variability of diatomaceous earth toxicity: a ...
Jul 10, 2015· Introduction. Diatomaceous earth (DE), a sedimentary deposit of silicarich diatom frustules, is mined globally for a range of purposes, including its commercial value in the filler and filter aid industries [1, 2].Diatomite deposits are mainly composed of amorphous silica or opal diatom skeletons – the dominant diatom species of which can vary among deposits [] – and .