Marl
![](https://www.geology.arkansas.gov/images/minerals/industrial/Km_marl.jpg)
Marl is a sediment or sedimentary rock that is a mixture of clay and calcite (CaCO3). Arkansas marls may also contain glauconite, sand, and marine shell deposits. Marl is used in the manufacture of cement and for agricultural purposes.
![](http://www.virginiaplaces.org/geology/graphics/marlvalleyridge.png)
Marl in Virginia
![](https://imagineourflorida.org/wp-content/uploads/2019/06/62560637_2263634017221778_2054043589343707136_n.jpg)
Marl Soil Imagine Our Florida, Inc
![](https://as2.ftcdn.net/v2/jpg/01/42/92/55/1000_F_142925558_UUXkFPU4k5wXgYnDagfnaM2BSl2FGeca.jpg)
Marl (marlstone) mineral stone is a calcium carbonate or lime-rich mud or mudstone which contains variable amounts of clays and silt. Stock Photo
![](https://upload.wikimedia.org/wikipedia/commons/f/fb/Rathaus_Marl_total.jpg)
File:Rathaus Marl total.jpg - Wikimedia Commons
![](https://www.researchgate.net/publication/377836673/figure/fig2/AS:11431281221217095@1706713870300/Image-Showing-Sequences-of-Marl-and-Marly-Lime-stone-in-the-Lower-Part-of-Jaddala.png)
Image Showing Sequences of Marl and Marly Lime stone in the Lower Part
![](https://www.geology.arkansas.gov/images/minerals/industrial/marl-3.jpg)
Marl
Marl lake - Wikipedia
![](https://www.duluxheritage.co.uk/_next/image?url=https%3A%2F%2Fs3-eu-west-1.amazonaws.com%2Faats3-eukher-prod-1dcdb-public%2Finspirational%2F1780082-dining-room.jpg&w=3840&q=75)
Green Marl - Colours
![](https://www.flfrevista.pt/wp-content/uploads/2018/03/MARL_02.jpg)
MARL avança com ambicioso projecto de modernização - FLFRevista
![](https://www.researchgate.net/publication/257785508/figure/fig1/AS:372545946701824@1465833283143/Blue-marl-formation-lies-uncomformably-on-the-sandstones-and-shales.png)
Blue marl formation lies uncomformably on the sandstones and shales
![](https://liquipedia.net/commons/images/e/e9/US_Marl.png)
Marl - Liquipedia Mobile Legends: Bang Bang Wiki
![](https://geologyistheway.com/wp-content/uploads/2022/02/IMG_0013-1024x768.jpg)
/wp-content/uploads/2022/02/IMG
![](https://www.researchgate.net/publication/330289111/figure/fig3/AS:755539134935043@1557145975708/Daisy-Bank-A-marl-pit-in-Staffordshire-used-to-dump-waste-material-from-the-pottery.jpg)
Daisy Bank. A marl pit in Staffordshire used to dump waste material
![](https://www.kieback-peter.com/fileadmin/user_upload/referenzen/Referenzen_Bilder/04_Deutschland_Marl_Chemiepark.jpg)
Marl Chemical Park
![](http://www.marl.pt/wp-content/uploads/2017/05/MARL.png)
o MARL – MARL