Thursday, May 2, 2019
050219c
Limestone of the Knox Group, cross-section of a gastropod shell, mostly filled with lime mud (dark color like the surrounding matrix), remaining open space filled with calcite cement (clear and pink). Thin section, Kemper County Mississippi, approximately 3 miles below the surface.
Labels:
cambrian,
fossil,
gastropod,
Geology,
knox,
limestone,
mississippi,
Ordovician,
snail
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