Also check out the GTac Dream Team Review and then consider the GTac infomation coming from $ Bill, Tiny Time and Bob B.S. Sietz.
Side-stepping asbestos worries, mine company scales back sampling plan
Abundant Asbestos Confirmed at GTAC Bulk Sampling Site
Asbestos in the Penokees Fact Sheet
Grunerite: Penokee Geology and Iron Mining Northland College and DNR