Focus on Sedimentary Environments

Pleistocene marine carbonate sands

The Miami Limestone, Florida

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Thin section of a sample of Miami Limestone from Big Pine Key. Plane-polarized light. Scale is in mm.

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  Other thin sections from different locations:  

What is holding the rock together?

Look closely, and see if you can determine the nature of the material between the grains. Is it a matrix or a cement?


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