Microscopic

Oncolites - Marble Falls Formation - Pennsylvanian (Pis/4/Pen/Tx)

10x
2.5x
2.5x
2.5x
5x
2.5 cross nicols
2.5 cross nicols
2.5 cross nicols
2.5 wave plate
2.5 wave plate
2.5 wave plate
Outstanding feature  
Folk Classification  
Dunham Classification  
Common Grains  
Sorting  
Rounding  
Micritization & envelopes  
Cement & diagenetic fabric  
Porosity  
Depositional Setting  
Diagenetic history  


Tuesday, July 29, 2025

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