Definition of "erionite" in Anglais

noun

1. (mineralogy) A zeolite mineral with a molecular structure similar to chabazite, usually found in weathered volcanic ash.

   • 1997, R. P. Nolan, A. M. Langer, Physico-chemical Properties of Inorganic Particles Controlling Biological Activity, J. H. Duffus (chief editor), Carcinogenicity of Inorganic Substances, Royal Society of Chemistry, page 49, The dust clouds for both the erionite and crocidolite exposures containing 10mg/ m⁻³ of dust, which produce fibre levels of 354 fibre cm⁻³ and 1630 fibre cm⁻³ > 5 µm in length, respectively. The erionite cloud contained fewer fibres and more equant particles.