It is a group of naturally occurring minerals, mined from deep underground. There are three main types that were used in Australia, Chrysotile (white), Crocidolite (blue), and Amosite (brown or grey).

Asbestos was an extremely popular building material prior to the 1990’s. Since then the use of asbestos has been banned after it was found to cause serious health problems to humans if exposed to airborne particles.