Microscopic

Dense Micrite with Ghosts of Peloids (Mic/8/K/Tx)

2.5x cross nicols
5x
5x cross nicols
10x
10x cross nicols
2.5x
Outstanding feature Peloids, and bioclastic hash in micrite
Folk Classification Pelmicrite
Dunham Classification Peloid wackestone
Common Grains Peloids & unidentifiable fossil fragments
Sorting Very poor
Rounding Little
Micritization & envelopes Alteration of bioclasts
Cement & diagenetic fabric Micrite and calcite filled fenestrae
Porosity None, filled by micrite and sparry calcite
Depositional Setting Low energy proteced area
Diagenetic history Micrite cementation

This fabric is typical micrite, from a sheltered setting that is collecting fine grained fragmented bioclastic materials and micrite.


Monday, August 27, 2018
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