Crocidolite 2 : Blue asbestos. An iron-sodium silicate, blue in colour. Fibres are straight and rigid and may split longitudinally to produce fine fibrils. The most hazardous form of asbestos
Ministry of Business, Innovation and Employment, Glossary of terms and acronyms, Wellington, New Zealand 2010. http://wwwsosh.govt.nz/resources/glossary-u.shtml, (Occupn Hlth and Sfty - Brit) {530}