Thin section photomicrograph (image 2.5 mm wide), part of an ancient carbonate sand shoal. Later, a small mound grew on top of the shoal. Ooid grainstone.
Showing posts with label pelletal cement. Show all posts
Showing posts with label pelletal cement. Show all posts
Thursday, May 5, 2016
Foundation of a Mississippian carbonate mound
Thin section photomicrograph (image 2.5 mm wide), part of an ancient carbonate sand shoal. Later, a small mound grew on top of the shoal. Ooid grainstone.
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