Girvanella Pisolite with Bryozoan Nucleus - U. Ordovician (Pis/11/Ord/Ohio)
 2.5x
|
 5x
|
 5x
|
 5x
|
 5x cross nicol
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 5x wave plate
|
| Outstanding feature | |
| Folk Classification | |
| Dunham Classification | |
| Common Grains | |
| Sorting | |
| Rounding | |
| Micritization & envelopes | |
| Cement & diagenetic fabric | |
| Porosity | |
| Depositional Setting | |
| Diagenetic history | |
Thursday, November 11, 2021