[meteorite-list] More on meteorite craters

MEM mstreman53 at yahoo.com
Sun Jul 25 01:21:53 EDT 2010


The larger and older a crater is, the less likelihood there are surviving 
meteorites found. "Older" is understood owing to weathering.  Larger is owing 
that when such vast amount of kinetic energy gets converted to heat bonds will 
be sheered at the molecular and atomic level. So very little remains.

 Be it remembered in the case of Canyon Diablo , which may really be a 
splintered sister swarm off the meteor crater impactor: It has been estimated 
somewhere that 99.99% of that impactor was turned into a metallic fog some of 
which condensed into the spheroids.--Literally vaporized and a very hot vapor at 
that.

Elton  from vic Dayton Ohio.


PS:  The recovery of a single OC micro fragment in the ocean 65my after Chuxilub 
is unconvincing that it was a meteorite from that event.  So let me preempt any 
suggestion that Chuxilub is a crater with meteorites.




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