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Re: Suspicious impact craters and iridium layers?
I think Wroblewski was referring to sedimentation in
the region throughout the late Maastrichtian.
--- Phil Bigelow <email@example.com> wrote:
> Could this explain the deeply-channeled Bug Creek
> beds? Massive
> post-impact rain storms over the Laramide highlands?
> Some sed. petrologist should look carefully at the
> provenance of the
> mineral constituents of the Bug Creek sandstone and
> search for components
> not commonly seen in the underlying (K) sandstones.
> Maybe new source
> areas were eroding immediately after the impact.
> On Sat, 18 Jun 2005 07:52:58 -0700 (PDT) Tim Donovan
> > --- David Marjanovic <firstname.lastname@example.org>
> > > > Wroblewski disputed even that, based on work
> > > WY.
> > >
> > > Interesting. When? How old is his paper?
> > In 2002 he wrote that "The terminal K marine
> > regression was therefore not a continent-scale,
> > eustatic drainage event, but simply the result of
> > massive influx of sediment."
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