Reported historic asbestos prospects and natural asbestos occurrences in the central United States

Online link http://pubs.usgs.gov/of/2006/1211/
Description Currently (2011) asbestos is not mined commercially in the US. This data set describes historical mines and occurrences.
Originators van Gosen, Bradley S.
Publication U.S. Geological Survey Open-File Report 2006-1211