Principia Wrote:
-------------------------------------------------------
> ???
>
> Article linked is from May 17 / 2019. Claims 'new'
> research:
>
>

Quote

From article: "A new study suggests it's
> the former. The glass once contained pieces of a
> rare "shocked" mineral called reidite, which forms
> only during a meteorite impact, researchers from
> Australia and Austria reported May 2 in the
> journal Geology."

>
> Yet, we have ...
> [en.wikipedia.org]
>
> Which cites a conclusion from 1968:
>
> "B. Kleinmann (1968): The breakdown of zircon
> observed in the Libyan desert glass as evidence of
> its impact origin. Earth and Planetary Science
> Letters 5, 497-501"
>
> ummm ... ?

(Sorry it's taken a while to reply to this!)

I imagine that the "new research" referred to the 2019 Cavosie paper.

Hermione
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