What Type Of Rock Is Chalk? Chalk, a sedimentary rock, is a soft form of limestone that is not well cemented and thus is often powdery and brittle. Is chalk a metamorphic rock? Chalk is a soft, white, porous, sedimentary carbonate rock. Is chalk a sedimentary rock? Chalk is an extremely soft sedimentary rock that
What Are The Side Effects Of Eating Chalk? tooth damage or cavities. digestive difficulties. constipation or obstructions in the bowels. lead poisoning. parasites. difficulty eating typical foods. loss of appetite. What is chalk made of? Chalk, soft, fine-grained, easily pulverized, white-to-grayish variety of limestone. Chalk is composed of the shells of such minute marine organisms