Interesting results on new sources of NOA from Nevada. It would be worth looking at similar igneous systems in Australia.
Mesothelioma in southern Nevada likely result of asbestos in environment
February 10, 2015
International Association for the Study of Lung Cancer
Malignant mesothelioma has been found at higher than expected levels in women and in individuals younger than 55 years old in the southern Nevada counties of Clark and Nye, likewise in the same region carcinogenic mineral fibers including actinolite asbestos, erionite, winchite, magnesioriebeckite and richterite were discovered. These data suggest that these elevated numbers of malignant mesothelioma cases are linked to environmental exposure of carcinogenic mineral fibers.