Re: Report from Edinburgh

["Steve Brusatte" <dinoland@lycos.com>]

On Tue, 9 Apr 2002 17:42:07   
 Jaime A. Headden wrote:
>David Marjanovic (david.marjanovic@gmx.at) wrote:
>
><It isn't lava but ash -- a sediment. :-)>
>
>  The fossils from Liaoning and the easternmost Nei Monggol Zizhiqu
>provinces of China (where the Jehol Group deposits) are not sedimentary
>but volcanic in origin. Even volcanic fines and ash are igneous in nature,
>not sedimentary, as they are not refined through erosion into smaller
>particulate.

AFAIK, yes.  Vertebrate fossils, in some locales, are also commonly found in 
igneous concretions.  Also, in rare cases, I have read of fossils being found 
in granite, although most of these are microfossils.

Steve

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