Chalk is a naturally occurring fine-grained limestone that is formed as a deposit in waters having depth of more than 150 feet. It is used in a wide variety of applications like in sports, in classrooms, as a cleaning agent, etc. Follow @classmatebyitc for #28DaysofScience to learn something new every day. #28DaysofScience #Classmate #LearnWithClassmate #EnjoyLearning #trivia #science #chemistry #sciencefacts #scienceforkids | Classmate

🌍 Discover the Timeless Beauty of Limestone in Landscaping! 🌍 Limestone is a unique and fascinating sedimentary rock, mainly composed of calcium carbonate (CaCO₃) in the form of mineral calcite. This incredible rock forms over millions of years through the accumulation and compaction of marine debris like shells, corals, and other skeletal fragments. Limestone is typically found in shallow marine environments such as reefs, lagoons, and ocean floors, but it can also form in certain freshwater