👉 Duroca is a type of calcium carbonate, which is primarily found in marine sediments. It is composed of two carbon atoms bonded together by four hydroxyl groups, making it highly resistant to weathering and erosion.
👉 Duroca is a type of calcium carbonate, which is primarily found in marine sediments. It is composed of two carbon atoms bonded together by four hydroxyl groups, making it highly resistant to weathering and erosion.
