machines and plants for processing natural stone. Recycling waste from natural stone processing plants Natural stone waste such as waste marble and granite consisting of particles smaller than 100 microns Grer et al 2004 Sarısoy 2010 can now be used as soil stabilisers concrete aggregates and fill materials for road building and the construction …
Iron ore: supplying high. Iron ore is Australia''s largest source of export revenue, worth 117 billion (approximately US85 billion) in 2017. While the price of iron ore has been moderating some of the growth in export revenue in recent years, the volume of Australia''s iron ore exports is continuing to grow, albeit at lower rates.