There are three main types of asbestos commonly called 'blue' (crocidolite), 'brown' (amosite) and 'white' (chrysotile). All are dangerous, but blue and brown asbestos are known to be more hazardous than white. They cannot be identified by their colour alone.

Blue (crocidolite) Asbestos	Brown (amosite) Asbestos	White (chrysotile) Asbestos

Note
We would like to acknowledge the HSE as the source of much of the information contained in this section.