How to Use calcium carbonate in a Sentence

calcium carbonate

noun

• In the process, the parrotfish gnaws off some of the coral’s calcium carbonate skeleton and poops it out as sand—some 800 pounds of the stuff each year per fish.
  — WIRED, 9 Aug. 2023
• Otoliths are formed in a fish’s inner ear with calcium carbonate layers as the fish grows.
  — The Arizona Republic, 19 Feb. 2024
• The shield is biodegradable and is made of calcium carbonate, the same component that coral skeletons are made of.
  — Sarah Gibbens, National Geographic, 27 Mar. 2018
• Those polyps build skeletons out of calcium carbonate, not unlike a snail growing a shell, that form the structure of the reef.
  — Benji Jones, Vox, 2 July 2024
• The tests will include a plume of ice crystals, calcium carbonate and forms of sulfur that volcanos tend to erupt.
  — John Fialka, Scientific American, 5 July 2018
• Otoliths are made up of calcium carbonate, the same material that makes up egg shells and pearls.
  — Kevin Davenport, idahostatesman, 9 July 2018
• The calcium carbonate also gets returned to the seafloor.
  — Rosanna Xia, Los Angeles Times, 13 Apr. 2023
• The researchers want to spray a shield of mist made of calcium carbonate—found in chalk and seashells—into the stratosphere and reflect sunshine back into space.
  — Jennifer Alsever, Fortune, 16 Mar. 2020
• The tiny sea creatures’ shells are made of calcium carbonate, a dusty white mineral also used as chalk.
  — Theresa MacHemer, Smithsonian Magazine, 10 Feb. 2020
• The solution helps the calcium ions pull the CO2 directly out of the flue gas and bind it into calcium carbonate.
  — M. Mitchell Waldrop, Discover Magazine, 26 Nov. 2022
• The mixture, now available for the first time ever in the U.S., includes rose oil, calcium carbonate, male pine flower pollen, propolis, beeswax, and olive oil.
  — Samantha Leal, Marie Claire, 5 Aug. 2016
• The Toothpaste Bits do claim to naturally whiten the teeth thanks to calcium carbonate (a mild abrasive to polish the surface).
  — Emily Algar, Peoplemag, 3 Feb. 2023
• But when cracks appear and let in water and oxygen, the spores germinate and grow — and form deposits of calcium carbonate.
  — David Freeman /, NBC News, 24 Jan. 2018
• The calcium carbonate in the shells and skeletons of corals, starfish and other creatures were then left behind and formed into thick deposits of limestone.
  — Sarah Bowman, The Indianapolis Star, 2 Feb. 2022
• Garcia said 90% of the mixture is calcium carbonate and 10% is resin, which binds the powder together.
  — Parija Kavilanz, CNN, 1 Oct. 2019
• Each pool is coated with a buildup of white calcium carbonate, or limestone, and varies in size and temperature.
  — Evie Carrick, Travel + Leisure, 12 Dec. 2023
• Workers deal with this by putting calcium carbonate on nests to calm ants before pruning.
  — Lesley Evans Ogden, Smithsonian Magazine, 31 Jan. 2024
• Aragonite is a form of calcium carbonate, which oceanic creatures like snails use to build their shells.
  — WIRED, 4 Oct. 2022
• This threw off not only the chemistry of the entire ocean (pH is linked to CO2 and calcium carbonate) but also deprived it of the dense bits of carbon-rich stuff that drive the carbon pump by sinking.
  — Scott K. Johnson, Ars Technica, 24 Oct. 2019
• Dimming the Sun Researchers at Harvard University have toyed with the idea of dimming the sun’s rays with calcium carbonate as one of the ways to combat climate change.
  — Sara Novak, Discover Magazine, 27 Apr. 2023
• The stalagmites are created by the slow buildup of calcium carbonate layers as water droplets fall from the cave ceiling.
  — The Salt Lake Tribune, 30 Nov. 2020
• Tall calcium carbonate spires rise from the shores of an ancient, mythical-looking saline lake.
  — Megan Michelson, Outside Online, 10 Oct. 2021
• Coral skeletons are made of calcium carbonate, which dissolves like chalk in a glass of vinegar when exposed to acidic seawater.
  — Andrea Michelson, Smithsonian, 28 Sep. 2019
• Seashells are simply calcium carbonate, and the material has a hardness of only three on the Mohs hardness scale.
  — Tim Carter, Chicago Tribune, 11 Aug. 2023
• The ability to balance depends on the formation of tiny crystals of calcium carbonate in the inner ear.
  — Veronique Greenwood, New York Times, 3 Feb. 2018
• The process, once all of these ingredients are inside the bioreactor, would also create calcium carbonate to serve as the glue.
  — Ashley Strickland, CNN, 4 Feb. 2023
• These are some of the widespread corals that are major contributors to the immense calcium carbonate substructure that makes up a coral reef.
  — Grrlscientist, Forbes, 10 Jan. 2023
• Your husband is correct that eggshells are a good source of calcium carbonate, according to at least one random health website.
  — John Hodgman, New York Times, 31 Oct. 2019
• Chitons–the hard spines and bristles in some modern mollusks–are made of the mineral calcium carbonate instead of the organic chitin that is in Shishania.
  — Laura Baisas, Popular Science, 1 Aug. 2024
• Quartz sand, made up of silicon dioxide, is the most common sand found on beaches, except at tropical coasts where coral sand beaches, made up of calcium carbonate, are found.
  — Stephen P. Leatherman, The Conversation, 9 July 2024

Last Updated: 19 Dec 2024