File:Calcium carbonate rocks.jpg - Wikimedia Commons

File:Calcium carbonate rocks - 2.jpg - Wikimedia Commons

File:Ledger Formation Pottery Hill outcrop 2022.jpg - Wikipedia

File:Petroliferous calcite in dolostone matrix (Serpent Mound

File:Dolostone (Paleozoic; Ohio, USA).jpg - Wikimedia Commons

File:Travertine-cemented conglomerate 7.jpg - Wikimedia Commons

Oolitic limestone is a sedimentary rock mainly composed on calcium

File:Oncolitic limestone (North Horn Formation, Upper Cretaceous

File:Petroliferous calcite in dolostone matrix (Serpent Mound

File:Alumohydrocalcite in nickel stained rock Hydrous basic

File:Stylolite in limestone (41596355892).jpg - Wikimedia Commons