Table 2. Insoluble residues of cemented groundmass of irregular 

 carbonate structure from Aloha trawl. 



Grain Size 

 (Micron) 



Sample 2 E 

 Chalky White 

 Groundmass 

 (Wt - %) 



Sample 4 D 

 H 2 S Stained 

 Groundmass 

 (Wt - %) 



Dominant 

 Mineralogy 



>250 

 150-250 

 150- 63 

 < 63 



7.8 



13.4 



5.4 



2.2 



Total Glauconite 

 Total Clay 

 Total Carbonate 



26.6 

 2.2 



71.2 



169 



