Monument Rocks can be seen in the distance from highway US-83 if you know where to look. LIMESTONE CHALK Limestone is made up of organic material, primarily calcium carbonate. There are signs at the turn off (6 miles of gravel roads) from both north and south. In recent years, the ASMR trend has led to more younger people chewing on and eating chalk. Monument Rocks and Chalk Pyramids are names for the same group of rock outcroppings, near US-83 in western Kansas. While your brain knows chalk isn’t food, your body can see chalk as a solution to a hunger pang or a nutritional deficit, signaling a desire or “craving” for it.Īnecdotally, some individuals who have anxiety or OCD report that the consistency and taste of chalk make it soothing to chew on. People experiencing food insecurity or hunger pain may find themselves drawn to eating chalk. Rocks on Mars Rocks on Mars Many of the rocks found on Mars are not very different from Earth rocks. Tucson Show Mineral Show Photos From the 2010 Tucson Gem, Mineral & Fossil Show. The types of nutritional deficiencies that would cause a person to crave chalk, specifically, aren’t completely clear, but researchers have long theorized that eating chalk is connected to having low zinc and low iron. Chalk Chalk is a variety of limestone formed from fine-grained marine sediment known as ooze. Pica is considered a type of eating disorder, and it is also linked to obsessive-compulsive behaviors, malnutrition, and pregnancy.Ī 2015 review of studies involving over 6,000 individuals with pica symptoms linked the condition to low red blood cell count as well as lower levels of zinc in the blood. People with pica want to (and often do) eat raw starch, dirt, ice, or chalk, among other things. Pica is the desire to eat non-foodstuffs, or materials that aren’t meant for human consumption. Why do some people eat chalk specifically?
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