References Authors Damby, D. E. Llewellin, E. W. Horwell, C. J. Williamson, B. J. Najorka, J. Cressey, G. Carpenter, M. A. Category Ash hazards and impacts - respiratory Crystalline silica Sub-Category Physicochemical or geochemical Year 2014 Publication Journal of Applied Crystallography Volume, Issue, Pages 47, 1205-1215 DOI 10.1107/S160057671401070X URL http://scripts.iucr.org/cgi-bin/paper?S160057671401070X=
