Chicxulub Spherules Reveal Details of Catastrophic K-T FireballPaul H bristolia at yahoo.com
Wed Mar 23 12:53:17 EST 2005
"Mystery minerals formed in fireball from colliding
asteroid that destroyed the dinosaurs"
Innovation Report, March 23, 2005
"Scientists at the American Museum of Natural History
and the University of Chicago have explained how a
globe-encircling residue formed in the aftermath of
the asteroid impact that triggered the extinction of
the dinosaurs. The study, which will be published in
the April issue of the journal Geology, draws the
most detailed picture yet of the complicated
chemistry of the fireball produced in the impact."