999 resultados para 54301-010
Resumo:
Brown sediment with clasts ranging from small to large in size. Clasts range from angular to sub-rounded in shape. Necking structures and rotation structures are commonly seen throughout the sample. These are mainly seen between and surrounding larger clasts. Some lineations and comet structures can also be seen. Grain crushing and stacking can be seen in minor amounts.
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Réalisé en collaboration avec Arkéos Inc.
Resumo:
This article provides a brief critique of a recent article on biomineralisation and preservation. It gives a summary of the difference between biomineralisation and mineral replacement, and addresses problems with the interpretation of FT-IR data. The lack of contextual information for the samples studied is another problem which is highlighted.
Resumo:
Pós-graduação em Ciências Biológicas (Microbiologia Aplicada) - IBRC