Bad Astronomy Article On Alleged "Tunguska Meteorites"
Have Tunguska Meteorites Been Found? I Have My
Doubts by Phil Plait, Bad Astronomy, May 6, 2013,
http://www.slate.com/blogs/bad_astronomy/2013/05/06/tunguska_meteorites_scientist_claims_to_have_rocks_from_famous_impact.html
Yours,
Paul H.